Vachina Share definition Flag A hairy cleft chin, usually a male's, that resembles a vagina. Hey Gary, did you seen Karl's butt chin? It doesn't look like a butt anymore, it looks like a stubbly vachina! Vachina by lindrew October 4, 2008 0 0 Get merch Get the Vachina mug. Buy Now — $32.95 See more merch