Tumminuff Share definition Flag 1. Something so cute you want to pat its tummy or make that hella annoying “awhhahaw” noise 2. “Look at that German Shepherd puppy” “Aw he’s kinda tumminuff” Tumminuff by Tinylouferigno May 14, 2019 0 0 Get merch Get the Tumminuff mug. Buy Now — $32.95 See more merch
