Chubby Wubby Share definition Flag A slang term for boner, particular in penises that are shorter thicker in stature. Yo... When we were in the lake I think I saw Cory get a chubby wubby... Chubby Wubby by TiTo2k10 February 28, 2011 0 0 Get merch Get the Chubby Wubby mug. Buy Now — $32.95 See more merch