Donk Share definition Flag Shortened word of 'donkey' also referring to an ass and is interchangeable with the words ass, butt etc Boy 1: bro I just shit in your neighbors mailbox Boy 2: you're such a fucking donk bro Donk by B1ackwhirlwind January 6, 2019 0 0 Get merch Get the Donk mug. Buy Now — $32.95 See more merch