Tiddy Indigestion Share definition Flag The feeling of air-induced indigestion, just between your breasts - usually caused by eating too fast. Ugh, I can't get rid of this tiddy indigestion. I've tried banging my chest, even. Tiddy Indigestion by Poppy Booray February 23, 2017 0 0 Get merch Get the Tiddy Indigestion mug. Buy Now — $32.95 See more merch