Cunt Knuckles Share definition Flag The world's newest exclamatory remark. Akin to golly willikers, holy smokes, etc... Aw cunt knuckles, I spilled milk on my foot. Cunt Knuckles by Nicky Sicks September 3, 2010 0 0 Get merch Get the Cunt Knuckles mug. Buy Now — $32.95 See more merch