The funnel which carries off smoke or steam from a locomotive engine, steam-boat, etc.

A tube or shaft for lighting or ventilating purposes; also, the metal chimney of an engine, steamboat, etc. †Formerly also, the soil-pipe of a privy.

Chiefly U.S. The funnel of a steamboat.

(a) the head of a column of smoke; (b) Nautical a funnel.