A car, often a train car or semi-trailer, used to transport cattle. / (slang) A paddy wagon: a van for transporting people who have been arrested.

(automotive) A 12-volt battery used run the electric starter motor to start the internal combustion engine of an automobile, and power accessories when the engine is off and alternator is not turning.

a motor car that can also travel on water

(automotive, rail transport) A door designed for use on a car (whether a railway carriage or an automobile).

(Britain) any of several early models of police car

(Britain) any of several early models of police car

(rail transport) Synonym of Pullman

A car, usually small and lightweight, designed for low-cost operation.

(rail transport, US) A railroad car designed to carry passengers. / (vehicles) A motor vehicle designed to carry (a few) passengers; a motorcar.

(rail transport) A piece of railway rolling stock used to measure various aspects of a locomotive's performance.