B1an empty space in an object, usually with an opening to the object's surface, or an opening that goes completely through an object: We dug a hole and planted the tree.My jumper's got a hole in it.Drill a hole through the back of the cupboard and pass the wires through.Holes, hollows and dipsCaves, cracks and crevices›in golf, one of the small circular spaces in the ground into which the ball is hitGolf›in golf, one of the usually 18 areas of play: an 18-hole courseGolf