Tummy tent Share definition Flag A condition caused by overindulgence of food. Primary symptom: protruding gut making it impossible to tuck in ones shirt in the front. Dude, I just finished my 3rd bowl of chili and now I've got a tummy tent to show for it! Tummy tent by Lstauff January 8, 2017 0 0 Get merch Get the Tummy tent mug. Buy Now — $32.95 See more merch