igloo tooth Share definition Flag food stuck on top of your molars that you can get out with your fingernails but it works it way out over time with your tongue. Steve: Julez looks like you have igloo tooth. Julez: That piece of white bread was so fresh. igloo tooth by Igloo tooth May 2, 2014 0 0 Get merch Get the igloo tooth mug. Buy Now — $32.95 See more merch