Male pants that have the facility to contain a mans yellow fluid until he feels it necessary to release the goods.
Hello Jane, are you ready for me to empty my drainage pants?
by caveman10 May 18, 2016
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When one's anus suffers from severe pwnage.

This pwnage can be present in a form of ways such as getting pwned in a game of basketball, or simply losing to a little Chinese boy at a game of chess in less than 11 moves.
"Did you see that monster grab I had at last night's game?! Total anal drainage!"
by J-Thread February 6, 2010
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When pus comes out of your ear as an ear infection.
The ear drainage was so painful.
by Debskelly1985 May 2, 2023
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What an asshole is called when it starts spraying a fuck ton of liquid shit.
Oh shit, I can feel it coming! God wish my drainage pipe luck!
by BeatleBoyThicc July 17, 2018
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