Quiff Rat Share definition Flag Someone who tries to embarrass another by telling on them when they quiff in public. Hey did you hear that? I heard a little quiff! as Rob pointed to the woman behind the counter. She quiffed! Come on Rob stop being such a quiff rat! Quiff Rat by MattyG82 March 18, 2009 0 0 Get merch Get the Quiff Rat mug. Buy Now — $32.95 See more merch