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yay 1

Used as an exclamation of pleasure, approval, elation, or victory.

[Alteration of yea.]

yay 2

or yea  (yā)
So; by this amount: "The fish was yay big" he said, spreading his arms three feet apart.

[Probably from yea.]


informal an exclamation indicating approval, congratulation, or triumph
[C20: perhaps from yeah]


(yeɪ) Informal. interj.
1. hurrah.
2. so; to this extent: I knew you when you were yay high.
[1960–65; probably alter. of yea]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Yay - a branch of the Tai languages
Tai - the most widespread and best known of the Kadai family of languages
References in periodicals archive ?
Thus, to vote yay or nay is just perpetuating a nonsensical drain on the nation's resources.
The crucible; an autobiography by Colonel Yay, Filipina American guerrilla.
IT'S BEEN A LONG TIME coming, but Yay Area hip-hop, or the hyphy movement, is finally getting the worldwide respect and recognition it deserves.
I learned by talking to those college students that we won't move anybody but the usual suspects if we talk about Social Security in a vacuum, asking for a yay or nay vote, or attendance at a rally, or the placement of a bumper sticker on a fender.