Bite- Traction. Tires gripping the surface.

Blower - System that forces a combination of air and fuel into the engine to produce more horsepower. Also known as a supercharger.

Burn Out - Spinning the truck’s tires to clear the mud off and gain traction.

Case It - Hit the lowest part of the truck’s frame on the peak of the obstacle.

Chip - Electronic chip that controls the RPM of the engine.

Coil Over Shocks - Type of shock consisting of large coil springs wrapped around the outside of the shock.

Cut Tires - Shaving the thread off the tires for more traction and less weight. This process -- done by hand -- takes approximately 50 hours per tire.

Cyclone - A high-speed donut.

Donut - When a truck spins in circles in one spot.

Drive Shaft Loops- Required safety loops surrounding the drive shaft to contain parts in case of breakage.

Drop the Hammer - Hitting the throttle hard.

Dry Hop - Doing a burnout to clear the starting line of loose debris.

Endo - When a vehicle crashes and rolls end-over-end.

E.T. - The amount of elapsed time it takes a vehicle to run the course of the track.

Eyeball the Track - To informally inspect the track.

Five-Point Harness - Mandatory standard driver lap belt with a strap over each shoulder to the center mounting point with straps that also connects between the legs.

Four Link - A type of racing suspension used on a monster truck. The four main bars that link the front and rear axles to the frame. It can be adjusted to control how much traction the truck can get.

Freestyle - One of two categories of competition in the Monster Jam Series. Drivers are given a limited amount of time to individually perform on the track. Fans, selected by the USHRA, often judge the performances.

Fuel Cell - A special safety fuel tank that is puncture resistant.

Fuel Delivery - The right mixture of fuel and air properly delivered to the engine for maximum horsepower.

Gag It - Stand the throttle wide open. Also known as “drop the hammer.”

Grab a Footful - Jumping on the accelerator. See “gag it” or “drop the hammer.”

Grenade - To damage an engine or another major part severely, such that it comes apart.

Hammer - The throttle.

Headers - Pipes, connected to the engine, that are designed for free-exhaust flow.

Heim Joint - Adjustable ends on the different components of the chassis.

Hole Shot - First vehicle off the start line.

Hook Up - To get enough traction for fast acceleration.

Hookin’ Clay - A type of track dirt that makes it easy for the tires to hook up. Hot Shoe - A top driver.

Lose Fire - Stall the engine.

Mash the Motor - Accelerate.

Methanol - A wood and alcohol-based fuel mixture used in monster trucks.

Nitrogen-Charged Shocks - Type of shock absorber that is filled with nitrogen.

Pass - A complete run across the cars.

Pogo - When the truck “pogos” on the rear tires while standing straight up in a wheelie.

Power Out - When a driver uses a burst of acceleration to keep the truck from rolling over.

Pull the Pin - The first thing that an official must do when a truck rolls over. The pin is located in the rear bumper and shuts off all power to the truck.

Quick Change Transfer Case - A box to which drive shafts are connected, allowing drivers to change gears depending on the length of the track.

Read the Track - Determine track conditions.

Remote Ignition Interrupter (RII) - A remote transmitter used to shut off all power to a monster truck. Used by officials in case of an emergency.

Red Light - When a monster truck leaves the starting line early before the green starting light.

Revs - Engine revolutions per minute (RPM).

Riding the Wave - Coming down hard and bouncing up on the front tires while traveling some distance.

Roll Cage - The steel safety structure that surrounds the driver.

Roll Over - When a truck rolls over completely.

Sky Wheelie - When a monster truck stands straight up with the front tires in the air at a 90-degree angle.

Side-by-Side - Two trucks race next to each other.

Slap Wheelie - When a monster truck comes down from a wheelie and slaps itself back into another wheelie.

Staged - When a truck is waiting at the starting line to race.

T-bone - To crash head-on into the side of an obstacle.

Teeter - When a monster truck wheelies the front end while the rear tires are on the ground, rocking from side to side.

Tranny - Transmission. Transfers power from the engine to the drive train.

Walk It - A wheelie that steps down from side to side during the run.

Wheelie - The ability to carry the truck on its rear wheels and lift the front end.

Wheel Travel - The amount that the suspension drops when the truck is in the air.