Manyhickey Share definition Flag A hickey. Given to by a man. Must be manly, and disgusting. Manly Hickey shortened to Manyhickey. Yes. I gave my girlfriend a manyhickey last night. It was awesome! Manyhickey by ImAlwaysRight1102 November 6, 2010 0 0 Get merch Get the Manyhickey mug. Buy Now — $32.95 See more merch