(airplanes) Something that aims at ensuring that the electric generator produces a constant frequency.

Operating a motor vehicle while impaired due to the consumption of drugs or alcohol.

(UK, dated) To walk; to go by foot.

(idiomatic, euphemistic, humorous) Synonym of worship the porcelain god (“to vomit into a toilet bowl, especially while drunk or hung over”)

Describes a motor vehicle with the steering wheel on the right-hand side, designed for use in countries such as UK and Japan where cars normally drive on the left.

Describes a motor vehicle with the steering wheel on the left-hand side, designed for use in countries such as the Americas (with a few small exceptions), South Korea and continental Europe where cars normally drive on the right side of the road.

(rail transport) a purpose-built railway vehicle that allows the driver to operate a locomotive at the opposite end of a train.

plural of self-driving car

An autonomous vehicle.

(motorsports) A type of in-race penalty sanction against a driver or a team for in-race infractions, which results in the driver having to leave the track and drive through the pit lane at the reduced pit-lane speed before rejoining the track.