(rail transport, US) a railroad car in which mail is carried and sorted.

(informal) A police car.

(historical) An Irish jaunting car.

A railway car open all round and without a roof.

A classification of light passenger automobiles sold in Japan. Vehicles of this type are distinguished by the use of smaller engines (with displacement up to 660 cc), and yellow and black (or black and yellow) license plates.

buffet car

police car

(historical) A one-horse car.

plural of car-sticker

(UK) Synonym of bumper sticker: a large sticker intended for use on the rear end of a car.