Figuratively, the throat; the windpipe; hence, the voice.(noun)
In costume, a large piping; a rounded flute.(noun)
The Century Dictionary (Public Domain)
Use "organ-pipe" in a sentence
"The organ-pipe effect seemed to amplify the massed choirs of a bird I had always known as a rather annoying species of attention-seeking chirpy-chappie pecking a tiny mirror in a cage."
"The first two hours of this drive are especially fine -- four-lane toll road, some of it through mountain desert filled with giant saguaro and organ-pipe cactus."
"The organ-pipe cactus blasted out louder music, and they began to dance."