Automotive

603 entries in this trade.

fog light

One of a pair of lights, mounted at the front of a car, below the headlights, usually white or yellow in colour, for increased visibility ahead in foggy driving conditions.

four-on-the-floor

A four-speed manual transmission whose gearshift lever is mounted beside the driver on the floor of the vehicle.

four-stroking

Abnormal operation of a two-stroke internal combustion engine, such that the cylinder only fires every second cycle (like a four-stroke engine). This occurs when the exhaust scavenging and inlet charging leaves a mixture in the cylinder which does not ignite, but needs a second scavenge/charge to produce an adequate mix.

frame rail

Each of the two main longitudinal structural members of a body‑on‑frame vehicle, running parallel front to rear and supporting the chassis, to which cross‑members, suspension, drivetrain, and body are attached.

frame table

a supporting framework that is true and square, used to square up a vehicular frame, to elevate a vehicle's frame to work on it, or to build a framework that should be square and true.

front seat

A seat in the front of the vehicle, especially the one next to the driver.

front wing

The section in the front of a Formula One vehicle which deflects the turbulent air that is generated on the sides of the wheels so that it does not disturb the rest of the vehicle.

froot

A boot (storage compartment) located at the front rather than the rear of a car, especially an electric vehicle.

frunk

A trunk (boot, storage compartment) located at the front rather than the rear of a car.

gaiter

A protective flexible sleeve covering a moving part, intended to keep the part clean.

gangsta lean

nounAutomotiveslang

A driving position in which the driver holds the wheel with the hand nearest the window while leaning toward the passenger seat or sitting in a very reclined position.

gap insurance

An optional auto insurance coverage that pays the difference between the vehicle's actual cash value and the remaining balance on the car loan or lease if the vehicle is totaled or stolen.

gas cap

The cap that closes a gas tank and may be opened to refill it.

GB/T

A plug, cable, charger, or outlet using the electric vehicle charging standard

GCWR

Initialism of gross combination weight rating: the maximum weight rating of a vehicle including its contents and the weight of anything being towed.

GDI

Initialism of gasoline direct injection (“fuel injection”).

glasspack

A kind of automobile muffler in which the exhaust gas passes straight through the center of the muffler. It consists of a smaller tube centered inside a larger tube that is enlarged or swollen in the middle, the gap between tubes being filled with fiberglass.

glove box

A small compartment with a door on the dashboard of a car, usually on passenger side, used to store (and sometimes lock) items.

glove compartment

A compartment recessed in an automobile’s dashboard, that usually has a door and can be locked, intended to hold gloves, papers, etc.

GR

Initialism of Gazoo Racing: A performance brand, automotive label, and, racing division, of Toyota.

grand tourer

A kind of sports car designed for high speeds and long distances, combining performance and luxury attributes.

ground clearance

The measured distance between a level surface and the lowest part (other than tires or equivalent) of the bottom of a vehicle surmounting that surface.

GVWR

Initialism of gross vehicle weight rating, the maximum allowed weight of a vehicle and its contents.

half shaft

Either of the pair of drive shafts that extend from a differential to the wheels.

handbrake turn

An automobile driving manoeuvre where the driver starts turning the vehicle and then pulls on the handbrake to make the rear tyres lose adhesion and thus cause the back of the vehicle to slide around (in the direction of the turn).

head unit

The in-dash control box, excluding the dash-mounted interaction screen.

head-on

adjectiveAutomotive

Of a collision, from the front or in the direction of motion.

headliner

The interior fabric covering the ceiling-like area inside of a vehicle.

heavy vehicle

A vehicle designed to carry large loads or a high number of passengers beyond an officially set weight or number, such as a semitrailer, bus or coach, vehicle carrier, livestock transport, road train, etc.

heel-and-toe

An advanced driving technique that involves operating the throttle and brake pedals simultaneously with the right foot, facilitating normal activation of the clutch with the left foot.

HGV

Initialism of heavy goods vehicle (“a lorry/truck weighing more than 3.5 tons”).

HID

adjectiveAutomotive

Initialism of high-intensity discharge.

high-occupancy vehicle lane

A restricted traffic lane reserved for the exclusive use of vehicles with a driver and at least one passenger, including carpools, vanpools, and transit buses.

high-octane

adjectiveAutomotive

Of fuel, having a high octane number, good antiknock characteristics; used in high-performance vehicles.

hill start

The act of starting a motor vehicle moving forwards from a complete stop when going uphill, typically requiring the use of the handbrake.

HOT

Acronym of high-output turbo (turbocharger).

hot shift

An early mechanism that synchronized the speeds of gear wheels when changing gear in an automobile.

HSDI

Initialism of high-speed (diesel) direct injection.

hydroplaning

The loss of contact with the road because of surface water; the act of aquaplaning.

ICV

Initialism of intermediate commercial vehicle

ignition timing

Of a spark ignition internal combustion engine, the timing, relative to the current piston position and crankshaft angle, of the release of a spark in the combustion chamber near the end of the compression stroke.