Skull meaning : The main bones of the head considered as a unit; including the cranium, facial bones, and mandible. A symbol for death; death's-head The mind or brain. A crust formed on the ladle, etc. by the partial cooling of molten metal. The crown of the headpiece in armour. A shallow bow-handled basket. To hit in the head with a fist, a weapon, or a thrown object. To strike the top of (the ball).