to move one way and the other with quick turns; to shake to and fro; to move vibratingly; to cause to vibrate, as a part of the body; as, to wag the head.-to move one way and the other; to be shaken to and fro; to vibrate.-to be in action or motion; to move; to get along; to progress; to stir.-to go; to depart; to pack oft.-the act of wagging; a shake; as, a wag of the head.-a man full of sport and humor; a ludicrous fellow; a humorist; a wit; a joker.