tubby-wump-um Share definition Flag A person so fat they look like a honey baked ham. Alyssa: What am I?Paul: Honey you're a tubby-wump-um. But do not worry, so am I. tubby-wump-um by Fokencio_Yokahu June 3, 2018 0 0 Get merch Get the tubby-wump-um mug. Buy Now — $32.95 See more merch