slap off ya head Share definition Flag To hit someone in the head, it's a Bahamian term. Jaden: " i hate you."Chirs: " dont make me slap off ya head!" slap off ya head by huyjyjhnklkgtfv November 17, 2016 0 0 Get merch Get the slap off ya head mug. Buy Now — $32.95 See more merch