Filthy Horner Share definition Flag Rubbing your hand on your butt sweat then slapping someone. If you don't calm down I'm going to come over there and give you a Filthy Horner! Filthy Horner by Shelby Badger September 30, 2012 0 0 Get merch Get the Filthy Horner mug. Buy Now — $32.95 See more merch