Cheddar-Tooth Share definition Flag When a person has an abnormally yellow or orange tinted tooth/teeth. She's got a pretty face, but a bad case of cheddar tooth. You check out that canine? Major cheddar-tooth. Cheddar-Tooth by Crackerjack211 October 12, 2010 0 0 Get merch Get the Cheddar-Tooth mug. Buy Now — $32.95 See more merch