Sloppy Hein Share definition Flag The act of climaxing with your pants on and having your member stuck to your leg by the dried splooge. Jordan: Man that girl was so hot that I came in my pants and now I have a sloppy Hein. Sloppy Hein by J Froms August 27, 2012 0 0 Get merch Get the Sloppy Hein mug. Buy Now — $32.95 See more merch