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Trucking Industry Glossary

This glossary is a standard set of terms, phrases, and acronyms that are used in the trucking and transportation industries.
Term Definition
02, 03, 04, etc. The stops in order of their occurrence on a load. The 02 is the second stop, 03 is the third stop, etc.
1 The first stop on a load or first pick up location.
4-10 A reversal of the ten code "10-4", when asking if someone agrees with something said, or to ask if one's transmission was received ("That was a nasty wreck. Four-ten?").
4-Wheeler Any passenger vehicles, cars, or pickups.

5 by 5

Five by 5 indicates that you can hear another CB broadcaster perfectly. An exceptionally clear or strong transmission is described as "wall-to-wall and treetop tall."
10 In The Wind Listening to the CB while driving. Also known as "10-10 in the wind."
10-1 Receiving poorly
10-2 Receiving well
10-3 Stop transmitting
10-4 OK, message received. Some drivers just say "10."
10-5 Relay message
10-6 Busy, stand by
10-7 Out of service
10-8 In service, subject to call
10-9 Repeat message
10-10 CB operator will stop broadcasting, but will continue to listen ("I'm 10-10 on the side")
10-11 Talking too rapidly
10-12 Visitors present
10-13 Advise on weather or road conditions
10-16 Make pickup at...
10-17 Urgent business
10-18 Anything for us?
10-19 Nothing for you, return to base
10-20 Denotes location, as in identifying one's location ("My 20 is on Main Street and First"), asking the receiver what their current location or destination is ("What's your 20?"), or inquiring about the location of a third person ("Ok people, I need a 20 on Little Timmy and fast").
10-21 Call by telephone
10-22 Report in person to ______
10-23 Stand by
10-24 Completed last assignment
10-25 Can you contact ______
10-26 Disregard last information/cancel last message/ignore
10-27 I am moving to channel ______
10-28 Identify your station
10-29 Time is up for contact
10-30 Does not conform to FCC Rules
10-32 I will give you a radio check
10-33 An emergency situation ("You got a 10-33 at yardstick (milepost) 136, they got 4-wheelers (autos) all piled up"). Also used for radio checks, as C.W. McCall noted in "Round the World with Rubber Duck": "'Breaker 1-9er for a 10-33,' what we got was the cotton-pickin' BBC."
10-34 Trouble at this station, help needed
10-35 Confidential information
10-36 The correct time ("Can I get a 10-36?")
10-38 Ambulance needed at ______
10-39 Your message delivered
10-41 Please tune to channel ______
10-42 Traffic accident at ______
10-43 Traffic tie-up at ______
10-44 I have a message for you (or ______)
10-45 All units within range please report
10-50 Break channel
10-51 "I'm headed your way" ("I'm 51 to you").
10-52 Unable to copy, use phone
10-62sl Unable to copy on AM, use Sideband Lower (not an official code)
10-62su Unable to copy on AM, use Sideband Upper (not an official code)
10-65 Awaiting your next message or assignment
10-67 All units comply
10-70 Fire at ______
10-73 Speed trap at ______
10-75 You are causing interference
10-77 Negative contact
10-84 My telephone number is ______
10-85 My address is ______
10-91 Talk closer to the microphone
10-92 Your transmitter is out of adjustment
10-93 Check my frequency on this channel
10-94 Please give me a long count
10-95 Transmit dead carrier for 5 seconds
10-99 Mission completed, all units secure
10-100 Taking a bathroom break, especially on the side of the road. Referencing the use of showing one finger to denote the need to urinate.
10-200 Police needed at ______
18-Wheeler Any tractor-trailer
42 Yes or OK
85th Street Interstate 85
95th Street Interstate 95
99 The final stop or destination of a load
ABS (Anti-Lock Braking System The ABS system helps the driver retain control of the vehicle under heavy braking conditions.
Affirmative Yes
Air Brake  A brake that is operated by air. The air brake system on tractors consists of air lines, valves, tanks, and an air compressor.
Air Ride Suspension  The suspension system supports the weight of the load, plus the trailer on air filled rubber bags rather than the old system that used steel springs. The compressed air is supplied by the air compressor and reservoir tanks, which provide air for the air brake system.
Air Spring System  The system in which the container and plunger are separated by pressurized air. When the container and plunger attempt to squeeze together, the air compresses and produces a spring affect.
Air Tank  A reservoir for storing air for use in the air brake system. Braking would be impossible without an adequate supply of air.

Aircraft Carrier

Truck carrying a disassembled aircraft, helicopter, or a small plane.
All Locked Up The weigh station is closed.
Alligator A piece of tire on the road, usually a recap from a blown tire, which can look like an alligator lying on the road. These alligators are hazards which should be avoided, if possible. If you run over them, they can "bite you" -- bounce back up and do damage to hoses or belts, fuel crossover lines, or to the body of your tractor. They can also bounce up and go towards another vehicle, possibly causing an accident. A baby alligator is a small piece of tire, and alligator bait is several small tire pieces. Sometimes this is called a "gator."
Anteater Kenworth T-600--This truck was named because of its sloped hood and was one of the first trucks with an aerodynamic design. Also known as an aardvark.
AOBRD A hardware device that records activity information from a truck's engine. These devices were used before electronic logging devices (ELDs). 
Auto Transport A specialized trailer or truck/trailer combination used for transporting passenger vehicles.
Axle 

A structural component to which wheels, brakes, and suspension are all attached. Types:

  • Steer Axle: The front axle of the tractor
  • Drive Axles: Axles with powered wheels
  • Pusher Axles: Unpowered, go ahead of drive axles
  • Tag Axles: Unpowered, go behind drive axles
  • Rear Axles: May be drive, pusher, or tag axles
  • Trailer Tandem Axles: Generally unpowered, sometimes split apart for distribution
B' train Double A special set-of-doubles. The second (usually shorter) trailer is hooked directly to the first via a fifth wheel on the rear of the first one (two semis).
Back Door There is something behind you. "There's a bear at your back door."
Back Haul  A return load. Many companies, often ones who haul their own product, take a load from their home location to a certain area of the country. They then need to go back to the original location to pick up another similar load. Instead of returning empty, they'll find another load (the "back haul") going back to the original location.
Back it Down Slow down
Backed Out of It No longer able to maintain speed, necessitating a need to downshift. When a truck is climbing a steep incline and the driver has to let up off of the accelerator, he or she will lose whatever momentum he had and have to downshift. "I'm backed out of it now, I'll have to get over into the slow lane."
Baffle A partition or separator within a liquid tank, used to inhibit the flow of fluids within the tank. During acceleration, turning, and braking, a large liquid-filled tank may produce unexpected forces on the vehicle due to the inertia of liquids.
Balloon Freight  Cargo that takes up a lot of space, but is very light.
Bambi A deer (dead or alive)
Base Station or Unit A powerful CB radio set in a stationary location
Beantown Boston, Massachusetts
Bear A law enforcement officer at any level, but usually a State Trooper or Highway Patrol.
Bear Bait A speeding vehicle, usually a four-wheeler, that can be used to protect the other speeding vehicles behind it.

Bear Bite or Invitation

A speeding ticket or traffic citation
Bear Den or Bear Cave Law enforcement headquarters or station
Bear in the Air or Air Bear Police helicopter
Bear in the Bushes Law enforcement (at any level) is hiding somewhere, probably with a radar gun aimed at traffic.
Bear Trap A police checkpoint, similar to the "Checkpoint Charlie," but concealed.
Bedbugger Can refer to a household moving company or to the household mover himself
Belly Dump See bottom dump
Beverage Trailer A trailer between 26 feet (7.9 m) and 29 feet (8.8 m) used primarily for the transport of beverages. Colloquially known as a sidebanger, sideloader, or route trailer.
Big D Dallas, Texas
Big R A Roadway truck
Big Rig See semi-truck
Big Road Usually refers to the Interstate and sometimes any big highway
Big Truck Refers to an 18-wheeler or tractor-trailer. "Come on over, big truck."
Big Word A closed weigh station. There is often a big sign with bright lights preceding the weigh station indicating whether the station is open or closed. From a distance, you cannot tell what the word says, but you can usually tell whether it is a big word or small word. So, when you hear "the big word is out," you will know that the weigh station is closed.
Bill of Lading (BOL, BL, B/L) A paper document between a shipper and a carrier acknowledging the receipt of goods for transport. Usually describes the nature of the cargo, hazardous materials classification (if any), amount of cargo by weight, size, and/or number of pallets, boxes, barrels, etc., and the origin and destination of the cargo.
Billy Big Rigger Another term for "supertrucker." One who brags about himself, or his big, fast, shiny truck.
Bingo Cards These cards held stamps from each state a motor carrier would operate in. These cards are no longer used and have been replaced by the Single State Registration System (SSRS).
Bird Dog A radar detector
Black Eye A headlight out. "Driver going eastbound, you've got a black eye."
Blind Spot  The areas around a tractor-trailer, which are not visible to the driver through the windows or mirrors.
Bobtail A tractor without a trailer. In verb form, this also refers to operating a truck without a trailer.
Bobtailing Operating a tractor unit with no trailer attached.
Bogey  The assembly of two or more axles. This is often a pair in tandem.
Boogie The top gear (the highest gear) of the transmission.
Bottom Dump A dump with a funnel-shaped floor for unloading through the bottom.
Boulevard The Interstate
Brake Check There is a traffic tie-up ahead, which will require immediate slowing down or stopping. "You have a brake check ahead of you, eastbound."
Break If the radio's busy, saying "break-19" is the proper way to gain access to the channel and begin talking.
Break / Breaker Telling other CB users that you would like to start a transmission on a channel. Can be followed by either the channel number, indicating that anyone may acknowledge (e.g. "Breaker One-niner" refers to channel 19, the most widely used among truck drivers), or by a specific "handle," which is requesting a particular individual to respond.
Breaking Up Your signal is weak or fading.
Bridge Formula  A bridge protection formula used by federal and state governments to regulate the amount of weight that can be put on each of a vehicle's axles and how far apart the axles must be to legally be able to carry a certain weight.
Broker  A company that arranges for the truck transportation of cargo belonging to others, utilizing for-hire carriers to provide the actual truck transportation. However, the Broker does not assume responsibility for the cargo and usually does not take possession of the cargo.
Brush Your Teeth and Comb Your Hair Shooting vehicles with a radar gun
Bubba What you call another driver. This is usually used in a kidding way. 
Bulk Cargo Large quantities of undivided or unpackaged cargo, such as grain or dry powder.
Bulk Freight  Freight that is not in packages or containers. This is normally hauled in tankers, grain trailers, and sometimes in regular van trailers.
Bulkhead A strong wall-like structure placed at the front of a flatbed trailer (or on the rear of the tractor) used to protect the driver against shifting cargo during a front-end collision. May also refer to any separator within a dry or liquid trailer (also called a baffle for liquid trailers) used to partition the load.
Bull Dog A Mack truck
Bull Frog An ABF truck
Bull Hauler A livestock hauler
Bull Wagon See livestock
Bulldog A Mack Tractor that noted for the bulldog hood ornament
Bullfrog An ABF truck
Bumper Sticker A vehicle that is tailgating. Sometimes called a "hitchhiker."
Bundled Out Loaded heavy or to maximum capacity.
Bunk See sleeper berth
Buster Brown A UPS (United Parcel Service) truck or driver
Cab The interior of a truck where the driver sits to operate the vehicle.
Cab Over A short, box-shaped tractor with no hood (UK: bonnet) and a steep vertical front. The "cab" rides "over" the engine and front steering axle. This is used when a shorter wheelbase is needed.
Cabbage A steep mountain grade in Oregon.
Cabover  Short for cab-over-engine, designed so that the cab sits over the engine on the chassis.
Car Hauler See auto transport
Cargo See freight
Cartage Company  A motor carrier that provides local pickup and delivery.
Cash Register A tollbooth
CAT Scales  The most common type of scales at truck stops are CAT scales. These are purported to be the most accurate and they guarantee the weight reading to be accurate or they will go to court for you and pay the fine.
CB (Citizens Band Radio The type of radio that is used by truckers to communicate with each other.
CDL (Commercial Drivers License The drivers license that authorizes individuals to operate commercial motor vehicles and buses over 26,000 pounds gross vehicle weight.
Cheater Axle See lift axle
Check Call  Calling by telephone or using the Qualcomm system to check in with your company/dispatcher. This is usually done once a day and early in the morning. This informs them of your progress and any other important information a company may require.
Checking Ground Pressure The weigh station is open, and they are running trucks across the scales (see "running you across").
Checkpoint Charlie A police checkpoint placed to look for drunk drivers, etc. (alludes to the former border crossing between East and West Berlin)
Chicken Coop A weigh station that often called just a "coop." This is also referred to as a "scale house."
Chicken Hauler or Chicken Truck A big, fancy truck. A large, conventional tractor with a lot of lights and chrome. Also, one who hauls live chickens.
Chicken Lights Extra lights that a trucker has on his truck and trailer.
Chip Van Specially designed bulk dry van with open top for wood byproducts.
Clearance Lights  The lights on top of the front and rear of the trailer; often referred to as the marker lights.
Clutch Brake  The clutch brake is engaged when you push the clutch all the way to the floor. You only do this when you are stopped and need to get the truck into gear.
CMV An acronym for a commercial motor vehicle
Combination Vehicle A vehicle composed of two or more separate units, a tractor (powered unit, semi-truck) and a trailer (unpowered unit, semi-trailer).
Comcard A fuel card you are issued by your company for you to use for fuel, oil, etc. It can also can be used to receive cash advances.
Comcheck Blank checks you receive from your company to get cash advances when you are on the road or for certain truck expenses, lumpers, etc. When you need a cash advance, you tell your dispatcher how much money you need, and he gives you a code to place on the check. This is a reference number the truck stop (or wherever you are getting the cash advance) uses to verify that the check is good.
Comdata  The company that issues Comchecks and Comcard.
Come Back An invitation for the other driver to talk. Sometimes used when you could not hear the last transmission. "Come back, I didn't hear you."
Come On Telling another driver that you hear him calling you and to go ahead and talk. "Yeah driver, come on."
Come-a-Part Engine A Cummins engine
Comedian The median strip in between opposite lanes of traffic.
Comic Book The log book
Commentary Driving  Many truck driver training programs utilize the commentary driving concept. This is an important tool to help the student understand both how a truck driver thinks and sees things as he drives down the road and how the student will have to modify his own thinking in order to be a safe and effective truck driver. While training, the trainer first drives down the road while verbalizing everything he is thinking, seeing, and doing. This is done to give a clear example of what is required of the driver in the day-to-day operations of a big truck. Then the student takes a turn driving and openly verbalizes what he is thinking about and exactly what he is seeing so that the trainer and other students can hear and evaluate his observations, while comparing the two different approaches.
Common Carrier A for-hire carrier that is obligated to serve the general public.
Company Driver An employee of a carrier who is assigned to drive company-owned trucks.
Consignee The person or entity transferring legal responsibility or ownership of the cargo (or consignment) from the carrier (the receiver, who accepts your delivery).
Consignment An agreement between a consignee and a consignor in which the goods are taken responsibility for and transported by a third party, the carrier. May also simply refer to the consigned goods (i.e., the cargo).
Consignor The person or entity transferring legal responsibility or ownership of the cargo (or consignment) to the carrier.
Container  A shipping container is a standard sized metal box used to transport freight. It is used in Intermodal Transportation, which utilizes different modes of transportation ship, rail, and highway. International shipping containers are 20 to 40 feet long, and have to conform to International Standards Organization (ISO) standards and are designed to fit in ship's holds. Containers are transported on public roads on a container chassis trailer pulled by a tractor. Domestic containers are up to 53 foot long and have a lighter construction. These are designed for rail and highway use only.
Container Chassis  A type of trailer specifically designed to carry a shipping container.
Container Skeletal Carrier A skeletal trailer composed of a simple chassis for the mounting of an intermodal container.
Contract Carrier A for-hire carrier contracted to one particular shipper. A contract carrier enters into a contract whose terms are negotiated between a specific carrier and specific customer.
Conventional Truck A truck or tractor featuring an engine forward of the cab with a conventional hood configuration.
Converter Dolly  The assembly that connects trailers together, as in a set of double or triple trailers. This assembly is equipped with the fifth wheel for coupling.
Convoy A group of trucks traveling together.
Copy Transmission acknowledged, agreed with, or understood, as in "that's a copy, driver."
Copy That Acknowledgement that "I heard you" or "I understand."
Cornflake A Consolidated Freightways truck
Cotton-Pickin' A polite way of showing disgust
County Mountie County police, often a sheriff's deputy
Covered Wagon A flatbed with specially fitted side plates and curved ribs supporting a tarp covering, commonly referred to as a "side kit." Named for the resemblance to horse-drawn covered wagons.
Cow Town Okeechobee, Florida
CP (Carrier Packed) Articles packed into cartons or crates by the carrier, not the shipper. 
Crackerhead A derogatory term or insult
Credit Card Machine Narrow two-lane bridge
Crotch Rocket A motorcycle built for speed (not a Harley-Davidson)
Cube  This is the capacity, measured in cubic feet, of the interior volume of a trailer.
Curtainside Can be either a dry box with tarp sides or a flatbed with a movable frame of squared ribs supporting a tarp.
DAC Services  A pre-employment screening service many trucking companies use to help them select drivers.
Day Cab  A tractor that has no sleeper berth. Often for local work where the driver goes home every night.
Deadhead  Driving a tractor-trailer without cargo or without paying load.
Deadheading Operating a truck empty.
Declared Valuation The shipper's indication of the value declared for the possessions being shipped, thereby establishing the carrier's maximum liability for loss or damage to the shipment. If no value is declared, the liability is then controlled by the tariff under which the shipment is moved.
Dedicated Route A driver or carrier who transports cargo between regular, prescribed routes. Regular route drivers usually are at home on regular intervals, given the scheduled nature of their routes.
Deep-Drop Van A specialized dry van that maximizes interior space with a lowered floor and higher roof. Normally used to transport bulky, relatively light cargo, such as furniture and electronics.
Destination Agent The agent designated in the destination area to be available to assist or provide information to you or the van operator regarding your shipment. 
Destruction Road construction
Detention  Extra driver pay for time spent waiting at a customer facility.
Diesel Car A semi-tractor
Diesel Cop A DOT or Commercial Vehicle Enforcement officer.
Disney Town Anaheim, California, and the surrounding areas (after the Disneyland Resort).
Do what? I did not hear or understand you.
Dock Lock  A safety device that hooks to your trailer's bumper when you are backed to a loading dock. This device is controlled from inside the facility. It prevents the trailer from being able to move away from the dock. 
Donkey Behind you. "A bear is on your donkey."
DOT The Department of Transportation (DOT) is the agency of government in the United States that is responsible for overseeing and regulating all transportation-related items. 
Double Decker A specialized trailer with two floors to allow for more cargo space.
Double Nickel 55 miles per hour
Double-Nickels Refers to a speed limit of 55 miles per hour.
Doubles Trailer A trailer between 26 feet (7.9 m) and 29 feet (8.8 m) long that can be used singularly as a delivery trailer in congested areas or in combination with another trailer for over the road.
Downstroke Driving downwards, downhill, and on a decline.
Dragon Wagon A tow truck
Dragonfly A truck with no power, especially going uphill
Drawing Lines Completing your log book
Driver What drivers call other drivers on the CB, especially if their CB handle is not known.
Driving Award A speeding ticket
Drop and Hook  Taking a loaded trailer to a shipper/receiver, dropping the trailer (unhooking the trailer, and leaving it there at the customer's facility), and then hooking up to, and leaving with, another loaded trailer. Most drivers prefer this because there is no waiting for your trailer to get unloaded or loaded.
Drop Pay  Extra pay for a delivery. This is usually an extra stop.
Dropdeck A flatbed with a lowered deck, featuring a raised step at the front, where the trailer attaches to the fifth wheel.
Dry Box An unrefrigerated, freight trailer. This is also considered a dry van.
Dry Bulk A variation of the liquid tank trailer, with a funnel-shaped bottom, used for hauling bulk quantities of dry powder (sometimes called bulk pneumatic). Usually loaded through holes in the top, unloaded through the bottom or through pneumatic force.
Dry Freight  Freight that is not refrigerated.
Dry Van A simple, enclosed non-climate controlled rectangular trailer that carries general cargo, including food and other products that do not require refrigeration. Usually loaded/unloaded through the rear doors, requiring elevated access for forklifts to enter the trailer.
Dual Wheels A pair of tire and wheel assemblies mounted side-by-side on a single axle hub. In some applications, it is replaced by a super single. On pickup trucks it is sometimes called a "dually." The assembly has a greater load carrying ability as compared to a single wheel. It also provides redundancy so if one of the two tires fail, the second will maintain support, which prevents loss of vehicle control and allows the vehicle to travel to a repair facility.
Dump A bucket-like trailer with an open top for loading. This is commonly used for hauling bulk quantities of dirt, rock, gravel, etc. 
Dump Truck A truck with a bucket-like cargo area where the front can be raised, hinging on the rear, allowing the load to slide ("dump") out of the cargo area. This is often a straight truck, but semi-trailers are also common. Flatbeds and refuse container trucks can often "dump," but are rarely called that.
Dung Beetle VW Beetle with a male driver.
Electronic Control Module (ECM) The electronic control module (ECM) is a piece of hardware that records events on a truck's engine. 
Eighteen-Wheeler This term is derived from the number of tires that the typical OTR tractor-trailer configuration has.
Electronic Logging Device (ELD) An electronic logging device (ELD) is a hardware device that synchronizes with a vehicle engine to automatically record driving time for easier, more accurate hours of service (HOS) recording.
ELD Mandate (ELD Rule) The electronic logging device (ELD) rule – congressionally mandated as a part of MAP-21 – is intended to help create a safer work environment for drivers, and make it easier and faster to accurately track, manage, and share records of duty status (RODS) data. An ELD synchronizes with a vehicle engine to automatically record driving time, for easier, more accurate hours of service (HOS) recording.
Electronic On-Board Recorder (EOBR) A device hooked into the truck that transmits useful management information such as truck location, speed, and idle time.
Empty Call  The call you make to your dispatcher to inform him that you are unloaded/empty and need a new load assignment.
Engine Brake A braking system that utilizes the back pressure from the engine's pistons to slow down the vehicle. Commonly used to prevent heavy trucks from accelerating out of control while driving on steep downhill grades.
Evel Knievel A police officer on a motorcycle (refers to the popular motorcycle stuntman).
Evil Knievel A law enforcement officer on a motorcycle.
Eyeball To see something
Feeding the Bears Paying a ticket or citation.
Fifth Wheel A pivoting platform on the rear of a truck tractor that is used to support the front end of the trailer being towed that contains locking jaws that engage the trailer kingpin.
Fighter Pilot Someone changing lanes often.
Fingerprint To unload a trailer by yourself.
Fingerprinting  A common term for what a driver does when he has to unload the trailer by himself.
Fixed Tandem  The assembly of two axles and suspension that are attached to the chassis in one place and cannot be moved back and forth.
Flag in Five Mile Wind 45 MPH zone
Flatbed A flat trailer with no enclosure or doors. Can be loaded/unloaded from the sides or above and does not require elevated access for forklifts.
Flip-Flop Refers to a u-turn, or a return trip
Float Shifting Shifting gears without using the clutch pedal. Also called "slip shifting" or "dead sticking."
Floating the Gears  When you shift gears without using the clutch.
Flying Donut Police helicopter
FM An AM-FM radio
FMCSA The Federal Motor Carrier Safety Administration (FMCSA) is a government agency that regulates the trucking industry. The FMCA is a part of the United States Department of Transportation (DOT). 
For-Hire Carrier A company that provides truck transportation of cargo belonging to others and is paid for doing so. There are two types of for-hire carriers: common carriers and contract carriers. Carriers have either a public tariff for the general public (for-hire common carrier) or are under a contract filed with a specific shipper (contract carrier). For-hire carriers must apply for operating authority with the Federal Motor Carrier Safety Administration. A for-hire carrier may be both a common and a contract carrier.
Four-Letter Word A weigh station is "open." 
Four, Foe Refers to 10-4, dropping the 10. Also: "Yeah, Four," "foe," "yeah, foe"(slang for "four").
Freight  The cargo you are hauling. The same as product, commodity, load, etc.
Freight Forwarder  A company that arranges for the truck transportation of cargo belonging to others, utilizing for-hire carriers to provide the truck transportation. The Forwarder does assume responsibility for the cargo from origin to destination and usually does take possession of the cargo at some point during the transportation. Forwarders typically assemble and consolidate less-than-truck load (LTL) shipments into truckload shipments at origin and disassemble and deliver LTL shipments at destination.
Freight Lane  The route, often an Interstate or major highway, on which a great amount of freight flows back and forth. If you work for a company that uses regular freight lanes, it will be beneficial to your home time if you live on or near one of these freight lanes.
Freight Shaker A Freightliner truck
Frequent Fueler  Many of the major truck stops have frequent fueler programs or cards that drivers can sign up for. These programs give you credit or cash back for each gallon of fuel that you purchase.
Front Door In front of you
Full Trailer  A trailer supported by axles on the front and on the rear of the trailer.
Full-Grown Bear State Trooper or Highway Patrol
G.B.L.  Government Bill of Lading
Garbage Hauler A produce load or produce haulers
GAWR (Gross Axle Weight Rating A trailer supported by axles on the front and on the rear of the trailer.
Gay Charlee Motorcycle police
GCW (Gross Combination Weight The total weight of a loaded combination vehicle, such as a tractor-trailer.
Gear Jammer A driver who speeds up and slows down with great frequency.
General Mess of Crap A GMC truck
Georgia Overdrive  Taking the truck out of gear when you are going down a hill, which enables the truck to go extremely fast. Not only is this not recommended, but it also results in termination.
Glad Hands Interlocking connectors attached to air hoses that supply air from the tractor to the trailer for air brakes.
Go to Company When you tell another driver from your company to go to the designated company CB channel. Drivers do this so that they can talk about company business or personal matters without monopolizing channel 19.
Go to the Harley Turn your CB to channel 1.
Go-Go Juice Diesel fuel
Good Buddy In the 1970s, this was the stereotypical term for a friend or acquaintance on a CB radio.
Good Neighbor Usually used when you are showing appreciation to another driver, as in "thank you, good neighbor."
Good Numbers / 3s and 8s Used to wish a fellow traveler good luck.
Gooseneck Lowboy A specialized lowered flatbed trailer featuring an arched coupling arm, normally used for oversize/overweight loads.
Got My Nightgown On The driver is in the sleeper and ready to go to sleep.
Got your ears on? Are you listening?
Gouge On It Go fast, put the throttle to the floor, step on it, etc.
Governor  A device that limits the maximum speed of a vehicle. Used by many trucking companies who want to save on fuel expenses and limit accidents.
Grade  A significant change of elevation. This is either an upgrade or downgrade, the steepness of that is determined as a percentage. For example, a road with a 5% downgrade decreases 5 feet for every 100 feet of travel.
Gradeability  A vehicle's ability to climb a certain percentage of grade at a given speed. For example, a truck with a gradeability of 6% at 60 mph can maintain 60 MPH on a 6% grade.
Grain A rectangular enclosure with an open top for bulk loading, covered with a tarp, and a funnel shaped bottom for unloading grain, fertilizer, etc.
Granny Lane The right, slower lane on a multi-lane highway or on the Interstate.
Greasy Icy or slippery
Greasy Side Up A vehicle that has flipped over
Green Stamps Money
Grossed Out Your gross vehicle weight is at maximum capacity (commonly 80,000 pounds).
Ground Pressure The weight of your truck, as in "the scale's testing your ground pressure."
Gum Ball Machine / Bubble Gum Machine A state police patrol car or other police cruiser (refers to the tall dome-shaped red signal light commonly mounted on the roof of state police cars, which resembles a traditional "penny" gumball machine).
Gumball Machine The lights on top of a patrol car
Gunspoint Greenspoint area of Houston, TX
GVW (Gross Vehicle Weight The total weight of a vehicle. The vehicle's weight added to the contents of the trailer and tractor.
GVWR (Gross Vehicle Weight Rating The total weight a vehicle is rated to carry by the manufacturer, including its own weight and the weight of the load.
Hammer Down Go fast or step on it.
Hammer Lane The left, passing lane of traffic
Hand or Han What a driver sometimes calls another driver. This stems from the term farmhand and means helper or fellow worker.
Handle The nickname a CB user uses in CB transmissions. Other CB users will refer to the user by this nickname. To say "What's your handle?" is to ask another user for their CB nickname.
Handle (CB Handle) The FCC encourages the use of CB handles. CB handles are nicknames that are used to identify the speaker in place of on actual name. A driver often selects his own handle; one that he feels reflects his personality or describes his way of driving.
Happy Happy Happy new year. "Have a happy happy, driver."
Having "Shutter Trouble" Having trouble keeping awake
Hazardous Materials (Haz-mat) Explosive, flammable, poisonous, or otherwise potentially dangerous cargo. Large amounts or especially hazardous cargo are required to be placarded under hazmat regulations.
Hazmat  Hazardous materials, as classified by the United States Environmental Protection Agency (EPA). Any transportation of hazardous materials is regulated by the United States Department of Transportation. To haul hazardous materials, a driver needs a hazmat endorsement on his CDL and special training.
Headache Rack  A metal barrier station behind the tractors cab that prevents loads from coming forward and crushing the tractor (and anyone inside). This is most common on tractors pulling flatbed trailers.
High Value or Extraordinary Value Article

Items included in a shipment valued at more than $100 per pound ($220 per kilogram). NOTE: These items should be disclosed to the mover to ensure that they are protected accordingly.

Ho Chi Minh Trail Refers to California Highway 152, which is known for its abundance of accidents.
Holler Call me on the radio, as in "give me a holler when you get back."
Home 20 A driver's home location
Hood A conventional tractor, as opposed to a cab-over
Hopper See grain
HOS An acronym for hours of service. Hours of service is anytime spent operating a commercial motor vehicle (CMV). These hours are regulated by the FMCSA. 
Hotlanta Atlanta, Georgia
How 'bout When you are trying to contact other drivers, you can say "how 'bout you, eastbound?"
Hundred Dollar Lane or High Dollar Lane In certain heavily populated areas, trucks will be prohibited from driving in the far left lane. Violators are heavily fined. This term refers to that prohibited lane.
Hundred Mile Coffee Very strong coffee
Hydroplaning  When the tires lose contact with the road due to excess water
Idiot Island Refers to California
In My Back Pocket Behind you or a place you have passed.
In the Big Hole The top gear of the transmission
Individual Shipper

Any person who is the shipper, consignor, or consignee of a household goods shipment identified as such in the bill of lading contract. The individual shipper owns the goods being transported and pays the transportation charges.

Interaxle Differential  On tractors with tandem rear axles, the interaxle differential allows each axle to turn independently.
Intermodal A single trailer or container that encounters multiple forms of transportation along its route, such as truck/ship/rail.
Intrastate Move

A move in which goods are transported from one point to another within the same state; no state borders are crossed.

Interstate Move

The transportation of goods from one state to a different state (including outside the United States); OR between two places in one state THROUGH another state or place outside of the United States.

Irregular Route See over-the-road
Jabber / Jabbering Idiot / Babble / Babbling Idiot Someone using a foreign language
Jackknife  When the tractor is at an extreme angle to the trailer. This can be done intentionally (jackknife parking) or unintentionally (jackknife accident), which is common when slippery conditions are present.
Jackpot A patrol car's lights
Jackrabbit Start  Releasing the clutch too quickly, which causes the vehicle to jerk forward
Jake Brake An engine retarder that helps to slow vehicles, especially on down grades. Also a popular engine brake.
Jimmy A GMC truck
Johnson Bar  The trailer hand valve, commonly used to test the brakes after coupling the tractor and trailer. Also known as the trolley valve.
Just-in-Time A method of inventory control in which warehousing is either nonexistent or kept to a minimum. The freight arrives "just in time" and only when it is needed.
K-Whopper A Kenworth tractor or just KW
Key Down When you talk over somebody who is trying to transmit. A bigger, more powerful radio can easily drown out a lesser one.
Key Up Pushing the transmit button on the CB. "Key up for about 20 minutes and tell me how bad you are."
Kingpin  A thick, metal pin located underneath the front of the trailer. This kingpin slides into, and connects with, the locking jaws of the fifth wheel of the tractor or dolly, thereby attaching the tractor/dolly to the trailer.
Kingpin Lock  A locking device that is placed around/over the kingpin, which prevents a fifth wheel from connecting to it and taking the trailer. Highly recommended if you plan on dropping the trailer in an unsecured location, which includes truck stops.
Kojak with a Kodak Law enforcement using a radar gun
Land Line A stationary telephone and not a cellular phone
Landing Gear A set of retractable, crank-up legs that support the front of a trailer when it is not connected to a tractor.
Large Car A conventional tractor, often with a big sleeper, a lot of chrome, a lot of lights, etc.
Layovers  Any off-duty time while away from home
LCV (Long Combination Vehicle Any combination of a truck tractor and two or more trailers or semi-trailers that operate on the Interstate System at a gross vehicle weight (GVW) greater than 80,000 pounds.
Left Coast The West Coast
Less-than-Truckload (LTL) A load composed of many different types of cargo, each typically weighing less than 10,000 pounds (4,500 kg), with many different destinations. Generally involves the use of terminal facilities to break and consolidate shipments. A LTL driver normally has a dedicated or regional route.
Lift Axle An extra, unpowered or air-powered axle that may be raised or lowered to the ground to provide greater load-carrying capacity, or to comply with federal and state axle weight requirements. The axle can be raised or lowered by an air spring suspension system. 
Linehaul  Moving freight from one point to another
Live-Bottom A dry van with solid or roof that can open with a moveable mechanized floor for unloading.
Livestock A rectangular enclosure with sides featuring numerous ventilation holes, an interior with multiple levels, and usually a ramp in the rear for loading/unloading. Used for hauling cows, pigs, sheep, etc.
Load Locks  Long metal bars that retract and expand to fit in place from one side wall of the trailer to the other, thereby holding back and securing the load (cargo).
Loaded Call  The call you make to your dispatcher from the shipper once your trailer is loaded and the bills are signed.
Local Information A driver asks for local information when he needs directions in an unfamiliar area. 
Local-Yokel A county, city, or small-town officer
Log Book  The book in which truck drivers record their trucking activities -- a truck driver's hours of service and duty status for each 24-hour period. 
Logger See timber
Lollipop The small reflector or marker poles on the sides of the highway.
Long Carry

Charge for carrying articles excessive distances between the mover's vehicle and your residence. Charges for these services may be in addition to the line haul charges.

Long-Haul See over-the-road
Low Boy  An open flatbed trailer, where the main body of the trailer is very low to the ground so that it can haul oversize or wide loads. This is often construction equipment or other extremely bulky or heavy loads.
LTL (Less-Than-Truckload A quantity of freight less than that required for the application of a truckload rate, usually less than 10,000 pounds. These smaller loads are consolidated by an LTL carrier into one vehicle headed for multiple destinations.
Lumper Casual labor that loads or unloads your trailer, often requiring payment in cash.
Lumpers  Casual laborers who load and unload trailers for a fee.
Mama Bear A less derogatory term for a female law enforcement officer.
Manifest A document that describes the contents of a shipment in greater detail than a bill of lading. Commonly used as a checklist during unloading.
Mardi Gras New Orleans, Louisiana
Mash Your Motor Go fast or step on it.
Meat Wagon Ambulance
Merry Merry Merry Christmas
Mickey Mouse Orlando, Florida
Mini  Any shipment that is under 100 pounds
Miss Piggy A female law enforcement officer (refers to the muppet character, derived from the pejorative term "pig" for police officers)
Monkey Town Montgomery, Alabama
Motion Lotion Diesel fuel
Motor Carrier A person or company providing transportation of property or passengers using commercial motor vehicles. There are two types of motor carriers, private carriers, and for-hire carriers.
Moving On Heading down the road.
Mud Duck A weak radio signal.
MVR Report  A driver's motor vehicle record that shows all violations, accidents, etc.
Negative No
Negatory Negative or no
Net Weight

Gross weight minus the tare weight. You are entitled to a copy of the scale ticket to verify your shipment's actual net weight.

No Touch  A situation in which the driver does not have to load or unload (no touching or fingerprinting the load) the cargo.
O, S, & D Department  The department of your company that handles overage, shortage, and damaged cargo. 
OBO An acronym for on-board diagnostics. This refers to the vehicle status information that is made available to drivers within the vehicle. 
Omnitracs, formerly Qualcomm  A satellite tracking device and communication tool that can also be used to monitor speed, braking, idling, and other barometers.
On the Side On standby
On Your Donkey Used to warn of a tailgater, as in, "You got a meat wagon on your donkey."
Operating Authority Motor carriers for-hire must apply for the authority to engage in interstate commerce with the Federal Motor Carrier Safety Administration.
Opti-Idle  Equipment that starts and shuts down the truck to keep the truck a certain temperature inside while reducing idling time.
Out of Route  Motor carriers usually use set mileage amounts for distances between cities. If a driver goes over this amount, any miles over the set amount are considered "out of route" miles.
Over-the-Road (OTR) A driver or carrier who transports cargo to any place at any time, without prescribed schedules or routes. Long-haul OTR involves being away for weeks or months at a time, often cross-country or international (Canada and Mexico), given the unscheduled nature of their routes.
Overage  Extra freight that should not have been shipped.
Oversize Load A unit of cargo that is larger than the legally defined limits for width, length, height, and/or weight. It cannot be broken down into smaller units.
Owner-Operator (O/O) Self-employed independent drivers who operate privately owned or leased trucks, as opposed to a company driver.
P&D  Pickup and delivery operations
Pallet A wooden (or sometimes plastic) platform on which boxes or cargo are stacked and sometimes shrink-wrapped. It has slats on the sides that enable a forklift to move products easily. This usually refers to the entire palletized stack of boxes, although it can refer to the platform itself.
Panda Bear Texas State Trooper
Parking Lot An auto transporter, which is often used when the trailer is empty
Pay Load  The weight of the cargo being hauled
Pay the Water Bill Taking a restroom break
Peddle Run  A load that has multiple, and often frequent, deliveries.
Personal Conveyance Any time you are operating the commercial motor vehicle to do personal things. This is part of the FMCSA's HOS mandate.
Pete A Peterbilt truck
Pickle Park Rest area
Piggybacking  The term used for the situation in which loaded highway trailers are loaded onto railcars and taken to railheads. From there, local trucks take the trailers the rest of the way to their destination.
Pigtail  The electrical line supplying electric power from the tractor to the trailer that is coiled like a pig's tail.
Pintle Hook  A coupling device used in double and triple trailer and truck-trailer combinations.
Pizza and Murder Chicago, Illinois
Placard  A sign showing the type of hazardous materials loaded on the vehicle and placed on all four sides of a trailer.
Plain Wrapper An unmarked law enforcement vehicle, usually said with car color added as a description: "you've got a plain brown wrapper on your back door."
Platform See flatbed
Plenty of Protection There are plenty of police in the area
Pogo Stick Usually a metal, flexible support located on the tractor catwalk that holds up the connections to the trailer
Portable Parking Lot See auto transport
Power Divider  See interaxle differential
Power Up Go faster or speed up
Preeshaydit Thank you and I appreciate it
Pregnant Rollerskate A Volkswagen Beetle
Private Carrier A not-for-hire carrier contracted to or owned by a shipper that does not offer services to the general public and operates primarily to transport its own goods. Private carriers are not required to obtain operating authority by the Federal Motor Carrier Safety Administration.
PTO (Power Takeoff A device used in tractors that transmits tractor engine power to auxiliary equipment.
Public Scales  The scales the general public is able to use to weigh their vehicles.
Pull Trailer  A short, full trailer (supported by axles on the front and rear of the trailer), with an extended tongue.
Pumpkin/Pumpkin Roller A Schneider truck (because of its orange color)
Pup A trailer between 26 feet (7.9 m) and 29 feet (8.8 m) long that can be used singularly as a delivery trailer in congested areas or in combination with another trailer for over the road.
Pup Trailer  A short semi-trailer, usually between 26 and 32 feet long, that has only a single axle at the rear.
QRL Busy and stand by
QRM Man made noise or adjacent channel interference
QRN Static noise
QRO Increase power
QRP Reduce power
QRT Stop transmit or shutting down (same as 10-7 on AM)
QRX Stop transmit or standing by
QRZ Who is calling?
QS Receiving well
QSB Receiving poorly
QSK I have something to say or station breaking QSM repeat message
QSL Confirmation that often refers to confirmation cards exchanged by hams
QSO Radio contact or conversation
QSP Relay message
QSX Standing by
QSY Move to another frequency
QSY Changing frequency
QTH My location is _____ or what's your location? QTR correct time
Qualcomm (now Omnitracs A satellite tracking device and communication tool that can also be used to monitor speed, braking, idling, and other barometers of a driver's efficiency.
Radio A CB radio
Radio Check How's my radio working, transmitting, getting out there
Rambo Someone who talks really tough on the radio, especially when no one else knows where they are.
Ratchet Jaw Someone who talks a lot on the radio, while keying-up the whole time and not letting anyone else get a chance to talk.
Reading the Mail Not talking and just listening to the radio
Rear Dump A dump with a rear pivot point allowing the front of the cargo area to be raised vertically for unloading through the rear.
Receiver Consignee, importer, or buyer (who may or may not be the same) named in the bill of lading as the party responsible for receiving a shipment. Also known as the consignee.
Reefer A refrigerated trailer, where the temperature is controlled by a refrigeration unit (the reefer unit). A "reefer" can either refer to the reefer unit or the entire reefer trailer.
Refrigerated Van A refrigerated and insulated box trailer
Regional Route A driver or carrier who transports cargo in a limited geographical area, usually within a certain radius of one's own home or company terminal, and may or may not maintain a schedule. 
Relay Driving  In LTL shipments, a driver only takes a load a portion of the way, usually for the duration of one shift (eight to 10 hours). The driver then turns the truck over to another driver to continue the trip.
Rest-a-ree-a Another way to say rest area
Retarder  The device used to assist brakes in order to slow a vehicle. There are many different types of retarders, including: engine retarders, transmission-mounted hydraulic retarders, and axle mounted electromagnetic retarders. An engine retarder commonly called a "Jake Brake" is used in most trucks today. 
Rider Policy  The company's policy regarding allowing passengers in the truck with the driver.
Road Pizza Roadkill on the side of the road.
Rockin' Chair A truck that is in the middle of two other trucks.
Rocky Mountain Double (occasionally called an "A" Train) A combination of a standard trailer and a shorter pup trailer. This is legal in more than 20 states, so its use is usually restricted to toll roads, freeways, or by permit.
Roger Yes or affirmative
Roger Beep An audible beep that sounds when a person has un-keyed the microphone and finished his transmission. Used on only a small percentage of radios and is not recommended.
Roller Skate Any small car
Rolling Refinery A tanker that is typically carrying fuel
RODS (eRODS) A driver's record of duty status (RODS or eRODS) is another way to refer to driver logs. These are used to record what drivers spend their time doing. 
Rooster Cruiser A big, fancy truck that has a lot of lights and chrome
Runaway Truck Ramp  An emergency escape ramp used on steep downgrades for trucks that have lost braking power.
Runnin'you Across The weigh station is open and they are weighing trucks. This is most likely being done quickly. 
Ryan Recorder  A monitoring and recording device that is placed inside of a temperature controlled trailer.
Salt Shaker The road maintenance vehicles that dumps salt or sand on the highways in the winter.
Sandbagging Not participating in conversation but listening only, despite having the capability of speaking. This is not the same as listening in using a simple receiver, as the person doing this activity can transmit using the two-way radio, but chooses not to. It is done to monitor people for entertainment or for gathering information about the actions of others. Often, CBer's will sandbag to listen to others' responses to their previous input to a conversation, sometimes referred to a "reading the mail."
Sandbox An escape ramp, which sometimes uses sand to stop vehicles.
Schneider Eggs The orange cones in construction areas
Seal  A plastic or metal band (once it is broken, it cannot be reconnected) placed on the trailer door latch. An intact seal ensures that the trailer doors have not been opened, and the cargo is untouched.
Seat Cover Sometimes used to describe four-wheeler drivers or passengers
Semi-Pro Pickup drivers hanging out with truckers on highways and elsewhere
Semi-Trailer  A trailer supported at the rear by its own axles and wheels and at the front by fifth wheel from a tractor or dolly
Semi-Truck An articulated (jointed) combination vehicle, often composed of a 6-wheeled (three axle) tractor and an 4-wheeled (two axle) trailer. There are also two axle tractors, single axle trailers, and occasionally combinations with extra lift axles. In some applications, a semi can pull additional full trailers (doubles and triples).
Service Plaza  A rest area found on turnpikes or toll roads. These usually have truck parking, restrooms, vending machines, telephones, and often fast food restaurants.
Sesame Street Channel 19 on the CB
Shag  A local delivery or trailer movement
Shakey City  Los Angeles, California (referencing earthquakes)
Shaky Refers to California in general, sometimes Los Angeles and San Francisco
Shiny Side Up Your vehicle has not flipped over after a rollover or accident. "Keep the shiny side up" means to have a safe trip.
Shipper A consignor, exporter, or seller (who may or may not be the same) named in the bill of lading as the party responsible for initiating a shipment.
Shooting You in the Back You are being shot with a radar gun as your vehicle passes a law enforcement vehicle.
Short Haul

A move that takes place under 450 miles. Short hauls are (generally) performed with straight trucks, although tractor-trailers can, and are, often employed to complete large short haul moves.

Short Short A short amount of time
Shutdown Put out of service by the DOT because of some violation
Side Kit See covered wagon
Sideloader A specialized container trailer with cranes on the front and rear to allow for on-the-spot loading and unloading
Skateboard A flatbed or flatbed trailer
Skins Tires
Sleeper  A sleeping compartment situated behind the tractor's cab, behind the driver's seat, or an integral part the cab.
Sleeper Berth The portion of the truck's interior designated for sleeping that legally must contain a bed.
Sliding Fifth Wheel  A fifth wheel with a sliding mechanism that allows it to be adjusted in order to distribute the weight of the axles, varying the overall vehicle length and weight per axle.
Sliding Tandem  A mechanism that allows a tandem axle suspension to be moved back and forth at the rear of a semi-trailer in order to distribute the weight between axles and adjust the length between kingpin and tandems.
Slip-Seat  When a driver is not assigned to a regular tractor, but moves in and out of tractors as they become available.
Smokey or Bear or Smokey Bear A police officer (refers to Smokey Bear, known for wearing a campaign hat very similar to that included in many highway patrol uniforms in the United States)
Smokin' Scooter A law enforcement officer on a motorcycle
Smokin' the Brakes The trailer brakes are smoking from overuse down a mountain grade
Space Cushion  The area between the vehicle and other vehicles on the road. It is important to keep an adequate space cushion to avoid accidents.
Split A junction where the road goes in separate directions.
Spotter  A yard driver who moves and parks trailers in a terminal yard (in some places, they are known as a "yard dog" or "yard jockey"). The vehicles used to move the trailers are designed so that the driver walks behind the driver's seat to hook up the airlines. It also includes a hydraulic lift to lift up the trailer without having to crank up the landing gear so the trailers can be moved quickly.
Spread Axle  A tandem axle assembly that has the ability to be spread farther apart than the standard spacing. When the tandems are spread to 8 or 9 feet, each axle is weighed independently, with each allowed up to 20,000 pounds (or 40,000 pounds for the combined tandem weight).
Spy in the Sky A law enforcement aircraft
Stack of Bricks  Home or house ("I'm heading back to my stack of bricks")
Stagecoach A tour bus
Stand on It Step on it or go faster
Standard A single trailer. Common dimensions range from 45 feet (14 m) to 53 feet (16 m) long, and up to 13.5 feet (4.1 m) tall.
Starsky and Hutch Team drivers
Stepdeck See dropdeck
Straight Truck A single vehicle with no articulation. This is normally 2 or 3 axles and sometimes has lift axles.
Suicide Jockey A driver who is hauling dangerous goods, such as explosives.
Super Single A single, larger wheel that is substituted for a tandem assembly. The main benefit of a super single is a reduction in weight. Combined with lower rolling resistance, the super single promises better fuel economy. The disadvantage is the lack of tire redundancy from which tandem wheels benefit, as tire failure can disable the vehicle and increased highway wear through the high point loading and scrubbing of road surfaces when making tight turns.
Swinging Carrying a load of swinging meat
T Town Texarkana, Texas and/or Texarkana, Arkansas or Tulsa, Oklahoma
Taco Town San Antonio, Texas
Taking Pictures Law enforcement using a radar gun
Tandem Axle  A pair of axles grouped closely together. This can be either the drive axles on the tractor or the tandem axles of the trailer.
Tank An enclosed cylinder-shaped tank used for hauling bulk quantities of liquid.
Tanker See tank
Team Drivers A team of two or more drivers who ride together and drive the same truck in shifts, allowing the truck to remain in motion almost constantly. This is primarily used for time-sensitive freight.
Team Driving  Two drivers who alternate between driving and non-driving time (sleeping, resting, etc.) in order to expedite the shipment and maximize the overall production of the truck.
Terminal A dock or hub where freight originates, terminates, or is handled in the transportation process. This can also be a location where motor carriers maintain operating facilities.
Thermos Bottle A driver pulling a chemical trailer
Three Sisters Three big hills on I-80E between Salt Lake City, Utah, and Fort Bridger, Wyoming
Through the Woods Leaving the Interstate to travel secondary roads
Throwin' Iron To put on snow tire chains
Timber A specialized trailer that is used for transporting logs that consists of a basic chassis with vertical stakes along the sides to hold the logs in place. There are several types of timber trailers. Long wood trailers usually have four stakes (but can have more) evenly spaced for tree length logs to be carried longwise on the trailer. Short wood trailers usually have two separated sets of four stakes that are commonly referred to as a double bunk. Lastly, piggyback trailers can be self loaded onto the back of a truck.
TL (Truckload A quantity of freight sufficient to fill a trailer that is usually greater than 10,000 pounds
TL Carrier  A trucking company that usually dedicates trailers to a single shippers cargo, as opposed to an LTL carrier, which often transports the combined cargo of several different shippers.
Too many eggs in the basket Overweight load or gross weight
Toothpicks A load of lumber
Tractor A semi-truck (powered unit) used to pull a load or semi-trailer (unpowered unit) by means of a fifth wheel mounted over the rear axle(s) in a semi-truck/semi-trailer combination. May be called a truck/highway tractor to differentiate it from a farm tractor.
Tractor-Trailer See semi truck
Travel Agent The dispatcher or sometimes a broker
Tri-Axle  Any combination of three axles grouped together
Trip Leasing  The term used for the practice of contacting other trucking companies in an area where a driver needs a load and selecting from available "overbooked" loads
Triple A combination of three pup trailers. This is legal in 17 states and is usually restricted to major highways, toll roads, or freeways.
Triple Digits Over 100 MPH
Truck  A tractor that carries cargo in a body (van, tank, etc.) that is mounted to its chassis, possibly in addition to a trailer towed by the tractor. This is common in truck-trailer combination vehicles that haul fuel or other liquid.
Truck Crane A special truck (carrier) with a permanently mounted crane (upper). This design allows for faster moves from site to site than conventional cranes.
Truck Stop Electrification (TSE) The capability to connect a truck to a land-based electric power supply ("shore power") at a truck stop. Eliminates the need for engine idling while parked and in the case of IdleAire, also supplies land-based climate control within the truck cab and Internet and TV access.
Truck-Trailer  A truck-trailer combination consists of a truck that holds cargo in its body, which is connected to its chassis and tows a trailer.
Turkey Hearse A truck with a load of turkeys headed for slaughter
Turnpike Double A combination of two standard trailers. Legal in 18 states, these unusually long combinations are usually restricted to toll roads or freeways.
Turtle Race A zone slower than 45 MPH
VW A Volvo-White tractor
Wagon Some drivers refer to their trailer as a wagon
Walked on You Drowned out your transmission by keying up at the same time
Wally World Wal-Mart (the store or the distribution center) or a Wal-Mart truck
West Coast Turnarounds Speed or benzedrine pills (also known as "uppers"). The idea is that a driver can drive from the East Coast to the West Coast and back again without having to sleep.
Wiggle Wagons A set of double or triple trailers
WIM (Weigh-In-Motion The system that allows a vehicle to be weighed while still in motion on the interstate, usually just before coming to a weigh station.
Yard A company terminal, drop lot, etc.
Yard Moves Any slow, short movements that a driver makes while not driving a route. For example, if you want to move your truck around the yard without being put into driving status, your ELD would record a yard move, which helps you optimize your available drive time. This is part of the FMCSA's ELD/HOS mandate.
Yardstick A mile marker on the highway.

Sources: DOT, FMCSA 

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