Crap Canyon Share definition Flag Rear end, butt, booty or ass. Not the Anus by itself but the whole ass. Used for apprecation as opposed to a derogatory slur. Man, that chick had a nice crap canyon! Crap Canyon by chico1181 October 14, 2010 0 0 Get merch Get the Crap Canyon mug. Buy Now — $32.95 See more merch