When it looks like your stomach has strange beany lumps beneath it - often on a "fat day".
by Bounceyblue March 15, 2009
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Bean skin happens from a long period of anal sex, and resembles the top layer of skin that dries up on refried beans
I had to clean off the bean skin I got from Michele after I had anal sex with her.
by anubis666 October 04, 2006
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the feeling your teefs have when you dont be brushin them shits for 48 hours or more.
imagine a hollowed out kidney bean engulfing one of your toofses.
"im rockin the bean skins right now, i better go brush my shits"
by justin m sumthing May 21, 2007
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