Junk Mullet Share definition Flag A man that has a well-trimmed shaft bush, but he doesn't trim the back of his balls or his taint. I was going to go down on him until I pulled his sack back and saw his junk mullet. Junk Mullet by Rhino Droppings June 9, 2011 0 0 Get merch Get the Junk Mullet mug. Buy Now — $32.95 See more merch