fudpup Share definition Flag When you stick your erected penis in a cup of Denny's syrupy and then proceed to stick your sticky erected penis in a small black puppy of any breed Yo Nick you and me gonna go fudpupping tonight ?Nick : Yeah bro ! Can't wait to get sticky ! fudpup by Mudpupper69 August 9, 2017 0 0 Get merch Get the fudpup mug. Buy Now — $32.95 See more merch