Colonic Wonder Share definition Flag A man or woman who has mastered the art of shitting. He or she is therefore a colonic wonder. Bobby: Uh-oh, here come the colonic wonder. Jamilla: Yea, right off his throne. Colonic Wonder by Marc April 25, 2005 0 0 Get merch Get the Colonic Wonder mug. Buy Now — $32.95 See more merch