Muda Assho Share definition Flag a term used to describe a person who is a motherfucking asshole, shortened to mudaassho and coined by johno. *Guy 2 is being an asshole to Guy 1*Guy 1: Hey! Don't be da muda assho! Muda Assho by iheartpho February 18, 2012 0 0 Get merch Get the Muda Assho mug. Buy Now — $32.95 See more merch