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when someone does something so vile or ratchet that you feel your soul deteriorate
Ew, I can't believe she came to school with her hair like that; I'm crusting.
by stairwellsister June 07, 2018
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4
when you drink so much you get a alchohol crust around your mouth
wow man i must have been hammered last night, i woke up with a crusting
by trunkface January 04, 2006
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5
When a girl grinds her crack on your leg, and dried dookie gets on your leg.
Sam and his girl were crusting hardcore last night.
by BigNate55 May 14, 2010
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