- to move from side to side, forward and backward, or up and down, especially rapidly and repeatedly: a dog wagging its tail.
- to move (the tongue), as in idle or indiscreet chatter.
- to shake (a finger) at someone, as in reproach.
- to move or nod (the head).
- to be moved from side to side or one way and the other, especially rapidly and repeatedly, as the head or the tail.
- to move constantly, especially in idle or indiscreet chatter: Her behavior caused local tongues to wag.
- to get along; travel; proceed: Let the world wag how it will.
- to totter or sway.
- to play truant; play hooky.
- the act of wagging: a friendly wag of the tail.
- a person given to droll, roguish, or mischievous humor; wit.
- to move or cause to move rapidly and repeatedly from side to side or up and down
- to move (the tongue) or (of the tongue) to be moved rapidly in talking, esp in idle gossip
- to move (the finger) or (of the finger) to be moved from side to side, in or as in admonition
- to play truant (esp in the phrase wag it)
- the act or an instance of wagging
- a humorous or jocular person; wit
- the wife or girlfriend of a famous sportsman
- (West Africa) Gambia (international car registration)