Wag Definition

wăg

wagged, wagging, wags

verb

wagged, wagging, wags

To cause (something fastened or held at one end) to move rapidly and repeatedly back and forth, from side to side, or up and down.

The dog wagged his tail.

Webster's New World

To shake (a finger) or nod (the head), as in summoning or reproving.

Webster's New World

To keep moving in talk, esp. in idle or malicious gossip.

Webster's New World

To move (the tongue) in talking, esp. in idle or malicious gossip.

Webster's New World

To move rapidly and repeatedly back and forth, from side to side, or up and down: said as of a part of the body.

Webster's New World

Synonyms:

noun

wags

The act or an instance of wagging.

Webster's New World

A comical or humorous person; joker; wit.

Webster's New World

An oscillating movement.

The wag of my dog's tail expresses happiness.

Wiktionary

Synonyms:

abbreviation

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

Wiktionary

One of the "˜wives and girlfriends' of sports stars or other celebrities, originally and especially of association football players.

Wiktionary

Other Word Forms of Wag

Singular:

wag

Plural:

The verb may be regarded as an iterative or emphatic form of waian waw, verb, which is often nearly synonymous; it was used, e.g., of a loose tooth. Parallel formations from the same root are the Old Norse vagga feminine, cradle (Swedish vagga, Dutch vugge), Swedish vagga (“to rock a cradle"), early modern German waggen (dialectal German wacken) to waver, totter. Compare waggle, verb

From Wiktionary
Middle English waggen, noun wagge, feminine root of Old English waian, (Middle English noun wae) to oscillate, shake. Compare the Old English verb waÄ¡ian

From Wiktionary
Middle English waggen wegh- in Indo-European roots

From American Heritage Dictionary of the English Language, 5th Edition
Perhaps from wag

From American Heritage Dictionary of the English Language, 5th Edition