(informal) The esophagus/oesophagus.

A pipe that is a conduit for water; an essential element of plumbing. / A device for smoking, such as a hookah or bong, in which the smoke is drawn through a container of water before inhaling.

(nautical) A whistle, previously used by boatswain's mates to pipe orders throughout a ship; now used for the ceremonial piping onboard of visiting dignitaries.

singular of uilleann pipes, (normally used in plural).

The bagpipes of Ireland, which have a bellows strapped around the wrist and arm to inflate the bag rather than the player blowing to do so.

A cloth bag shaped like a cone with a small hole at the tapered end, used with a metal (or similar) nozzle for squeezing out decorative icing and other pastes in cooking.

A downpipe; a drainpipe.

Alternative spelling of panpipes

(intransitive) To speak up, especially in a robust, assertive manner; to say something suddenly. / (intransitive) To begin singing or playing musical notes on a pipe or similar wind instrument.

plural of pipe bomb