deuce de leche Share definition Flag The shit storm a person afflicted with lactose intolerance experiences after consuming dairy. "Whoa, dude! Travis blew up the bathroom with a deuce de leche, I'm pretty sure those mozzarella sticks were the culprit." deuce de leche by BigGrubsSTM June 13, 2016 0 0 Get merch Get the deuce de leche mug. Buy Now — $32.95 See more merch