1. yay - Noun
2. yay - Adverb
3. yay - Interjection
4. Yay - Proper noun
(colloquial) An expression of happiness.
Yay! I have finally finished my work!
Misspelling of yea.
yay (not comparable)
Alternative spelling of yea
The tree was yay big.
yay (uncountable)
(US, slang) Cocaine (powder or crack).
Yay
A branch of the Tai language family, spoken by the Bouyei and Giáy people.
At first I missed it, but it was the amazing energy thing that happened during shows, when a lot of people were like Yay Yay Yeah! I missed that for a while. But I don't miss the regular and the business side of that whole thing. Bill Kreutzmann
No Last Meal for you guys, either. Guess we have that in common.” Someone bust out the pom-poms and cheer for the team. Yay. J.R. Ward
List'n, savages an Civ'lizeds ain't divvied by tribes or b'liefs or mountain ranges, nay, ev'ry human is both, yay. David Mitchell (author)
My niece was hit as she ran,” Daw Ma Yay told The Irrawaddy. Source: Internet
But this sounds good and I read a snippet in a review that makes me think I’ll be able to handle it so yay! Source: Internet
And yay for the summary of the chocolate crinkle thingies - that was one I bookmarked from the state of oxygen deprivation known as that Gourmet cookie page - I do like anise but it sounds like even so perhaps they are a miss? Source: Internet