Ass shake Share definition Flag Place a straw in the hole of one's ass and insert the other end of the straw in someone's mouth. Works well with ass chili or butt mud. Steve should have known not to pass out, everybody gave that boy an ass shake. Ass shake by Ol' Ky Dad March 20, 2009 0 0 Get merch Get the Ass shake mug. Buy Now — $32.95 See more merch