donkey fucker Share definition Flag One who inserts his penis in a donkey anally or viginally. Also sucks on donkey balls as a form of foreplay. Misterjla is a donkeyfucker. Whomod is a donkeyfucker. donkey fucker by Sylvester Stallone March 31, 2004 0 0 Get merch Get the donkey fucker mug. Buy Now — $32.95 See more merch