beavin Share definition Flag a crotch shot from a sloppy drunk chick when she's not wearing panties. "did you just see that? That drunk hoe just slipped on the dance floor! Dude, she was beavin!" beavin by Kris 24 April 23, 2003 0 0 Get merch Get the beavin mug. Buy Now — $32.95 See more merch