k donkey Share definition Flag A girl with a K initial or named Kessler with a nice butt, booty, donk! Can also be used with anyones first initial of their name. Look at that K donkey! Booty Nice Butt Donk Firm Butt Fit k donkey by Friendsofeveryone August 11, 2017 0 0 Get merch Get the k donkey mug. Buy Now — $32.95 See more merch