pipe organ, n.Definitions

A Pipe organ is a piano that plays the flute

A Pipe organ is a mellifluous fart machine

A Pipe organ is a goth piano.

A Pipe organ is a bass piano

A Pipe organ is an analog synthesizer.

A Pipe organ is double-bass standing bagpipes.

A Pipe organ is an orchestra in a box

A Pipe organ is a living being; you need to tend to pipe organs in the same way you tend to a plant