turd-flop Share definition Flag hairstyle in which all of the hair on the head is gathered in a ponytail, folded in half to make a pseudo-bun, and tied with a hair band. Your hair is going to get stuck in the roller coaster, put it in a turd-flop. turd-flop by dennierich July 22, 2011 0 0 Get merch Get the turd-flop mug. Buy Now — $32.95 See more merch