Feed the donkey (v.) Share definition Flag To masturbate (derived from the wrist motion of throwing seed in a trough) see: Feed the ducks I haven't anything to do Saturday night. I think I'll just sit home and feed the donkey. Feed the donkey (v.) by The Char November 25, 2003 0 0 Get merch Get the Feed the donkey (v.) mug. Buy Now — $32.95 See more merch