Duece Mitten Share definition Flag Used for when you run out of toilet paper and have to use your hand to wipe your ass. Mikey was on the throne, when he realized all the TP was gone. Forced to use his duece mitten. Duece Mitten by Dingbat1 March 26, 2009 0 0 Get merch Get the Duece Mitten mug. Buy Now — $32.95 See more merch