2 definitions by NOFXisthebest87

Kneeing someone very hard in the ass from behind without them having any knowledge you are about to do so.
"dude i was just pissing in the urinal and James elephant butt fucked me and i damn near fell in the urinal.
by NOFXisthebest87 August 1, 2008
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the feeling you get after you take a shit where it seems like no matter how many times you wipe it feels like there are still poo particles around your ass.
"Man that was a messy shit. it gave me a bad case of cookie butt"
by NOFXisthebest87 August 2, 2008
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