Ass Spray Share definition Flag A vile splattering of liquid feces on the inside of a toilet, sometimes actuated by a large fart while having diarrhea. "Dude, flush next time will ya? I don't want to see your ass spray all over the toilet." Ass Spray by 809yamaha January 26, 2010 0 0 Get merch Get the Ass Spray mug. Buy Now — $32.95 See more merch