an older woman who acts and dresses like a teenager
Our physical science teacher, with her hooker outfit, is such a crusty cunt!
by butchick September 11, 2004
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A cunt that is crusty, has mold or mildue on it.
OMFG, She has a crusty cunt!
by Aaron Joeseph June 12, 2003
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A female's fanny lips after a heavy menstrual cycle

Can be used as an insult for someone is a complete fanny
Holy fuck, her crusty cunt flaps where fuckin hummin

Ya fuckin crusty cunt flap
by Hobo Dave December 7, 2006
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