tivt Share definition Flag Toilet is very thirsty. humorous way of saying gotta go to short toilet, while talking in Internet chat. guy1: hey tivt, so brb. guy2: ok or simply guy1: tivt guy2: ok tivt by Sudip January 20, 2008 0 0 Get merch Get the tivt mug. Buy Now — $32.95 See more merch