Evi Quaid Share definition Flag (adjective) referring to a woman who is acting crazy, paranoid and possibly violent She found out he cheated on her, and then she got all Evi Quaid on his ass. Evi Quaid by geniusburns December 24, 2010 0 0 Get merch Get the Evi Quaid mug. Buy Now — $32.95 See more merch