Feetburp Share definition Flag When your so high you think your feet are burping and it’s going up through your toes and into your mouth. That was such a rad trip I had a feetburp!didn't taste anything apart from regret. Feetburp by Cookiedough131 May 2, 2020 0 0 Get merch Get the Feetburp mug. Buy Now — $32.95 See more merch