noun A circular object that revolves on an axle and is fixed below a vehicle or other object to enable it to move easily over the ground. (a chair on wheels) A machine or structure having a wheel as its essential part. A car. A thing resembling a wheel in form or function, in particular a cheese made in the form of a disk. (a small wheel of Brie) An instance of wheeling; a turn or rotation.
verb Push or pull (a vehicle with wheels) (the sled was wheeled out to the flight deck) (of a bird or aircraft) fly in a wide circle or curve. (the birds wheeled and dived)