Butt Wiggle of Doom Share definition Flag That little shimmy a cat's rear end does when it's about to pounce. Watch out, I think you've got Buster wound up now; there's the Butt Wiggle of Doom! Butt Wiggle of Doom by agent_175 July 28, 2009 0 0 Get merch Get the Butt Wiggle of Doom mug. Buy Now — $32.95 See more merch