When you have a bad stomach ache and torturous gas pains, so you go to the toilet to pass the gas. A small, hard turd pops out and goes "BOP!" and then all the gas passes at once, and you experience a rapid deflation of your colon.
Poop cork: Thank god I popped that "Poop cork" because the stomach pains were unbearable.
by bachmanitoven May 13, 2012
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When one has anal sex with a person and a gob of shit plugs up the opening of the penis.
John Fucks Jill in the ass and afterward John finds his p-hole clogged with a poop cork
by Jeff98 June 16, 2007
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