An obnoxious incorrect spelling of the word "yea", used as a positive exclamation or sign of approval. This spelling was likely invented by teenage girls using instant messaging during the '00s.
"OMG we shuld totes hav a slumber party!!!"
"With pillow fites 2!!!"
"Amber sed shes comming!!!"
"Yay!!!"
"With pillow fites 2!!!"
"Amber sed shes comming!!!"
"Yay!!!"
by Dick Shunnary October 10, 2009
by Stestes May 03, 2003
by Chewy March 29, 2004
the monosylabbic celebration phrase that is better than lol like COD6 is better than cholera. Does not stand for anything and can be semi ironic.
by QuicklyLosingPopularity February 06, 2010
Adj. A description of someone who mentally handicapped, but socially pleasant. This is best characterized by envisioning a smiling glassy-eyed retard sitting and clapping his hands yelling "Yay! Yaaaaay!"
by Stevenwolfie June 02, 2006
by NothingElse December 02, 2003