Assclown McDouche Share definition Flag This is a phrase used for the guy that everyone knows is a douche bag. A pet name for someone who is not desirable. Don't look now, here comes Assclown McDouche.Your argument is not valid, Assclown McDouche. Assclown McDouche by L-Dawg81 May 12, 2010 0 0 Get merch Get the Assclown McDouche mug. Buy Now — $32.95 See more merch