The Dirty Ulman Share definition Flag When a desperate individual in need of a wank resorts to jerking off in a porta-potty. Bro, I haven't beat my meat in like two weeks! I guess I'll just have to do The Dirty Ulman. The Dirty Ulman by Adamclee123 September 27, 2018 0 0 Get merch Get the The Dirty Ulman mug. Buy Now — $32.95 See more merch