Slang term for a prolapsed butthole, or anus, presumably/especially from rigorous anal sex.
Also used to burn someone who just got fucked in a competitive sense and is butthurt about it.
Don't fuck me too hard again, I had a poop nozzle for almost a week last time!

You lost fair and square, Carl. Tuck in your poop nozzle and stfu
by Robert Chunks March 8, 2017
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