To swing from side to side, such as of an animal's tail, or someone's head, to express disagreement or disbelief. / (UK, Australia, slang) To play truant from school.

An oscillating movement. / A witty person.

(informal) A wife or girlfriend of a sports star or other celebrity, originally and especially of an association football player.

(informal, business or military slang, US) A wild-assed guess; a rough estimate.

present participle of wag

The motion of something that is wagged.

(UK, slang, dated) Synonym of play the wag (“to play truant from school”)

plural of wag

Third-person singular simple present indicative form of wag

plural of WAG