moo-lon-yon Share definition Flag as used in Eddie Murphy's stand up raw. simply put a negro Italian's that just saw rocky "hey Johnny look at that fucking moo-lon-yon over there I bet you i'll kick his fucking ass" moo-lon-yon by Jared Nosam September 25, 2006 0 0 Get merch Get the moo-lon-yon mug. Buy Now — $32.95 See more merch