Ga-donk Share definition Flag The noise that an anally-promiscuous girl's fecal matter makes when it hits the toilet bowl, often resulting in a large splash. Ew, dude, your girlfriend just ga-donked all over my bathroom! Ga-donk by Ginger-vitis May 30, 2011 0 0 Get merch Get the Ga-donk mug. Buy Now — $32.95 See more merch