assbake Share definition Flag someone who farts and stinks up the room as if they had just baked a cake, of stink. Sometimes Pete can be a real assbake, I mean holy fuck!SOMEONE OPEN A GODDAMN WINDOW!!!!! assbake by Mai-Ling Melsinate November 24, 2006 0 0 Get merch Get the assbake mug. Buy Now — $32.95 See more merch