prison-pussy Share definition Flag The tuft, or patch of hair that grows in the small of a guys back...just over his ass. "Dude, your prison-pussy's so thick it looks like a hedge hog's crawlin outta your ass!" prison-pussy by Spookata October 27, 2005 0 0 Get merch Get the prison-pussy mug. Buy Now — $32.95 See more merch