Cream horn Share definition Flag (noun) - the noise emitted by the fart of a person who has had a man ejaculate into their anus. "Tracy really sounded the cream horn after Roger gave her an anal pie, it was like the bugle call to start the Kentucky Derby!" Cream horn by Hungli Kamule March 9, 2010 0 0 Get merch Get the Cream horn mug. Buy Now — $32.95 See more merch