A thick double-breasted jacket.

(dated, derogatory) The behaviour of a jackanapes.

plural of jackanapery

An Asian bird of the crow family (Coloeus dauuricus) closely related to the western jackdaw (Coloeus monedula).

A thick padded cover for a water heater used to keep heat in.

(slang) a mess jacket

A short woollen overcoat, originally as worn by sailors; a pea coat.

A kind of knitted jacket for women.

A loose, belted, single-breasted jacket with box pleats on the back and front.

A jacket potato; a baked potato.