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
Get the Yaymug. by Stestes May 3, 2003
Get the yaymug. by Chewy March 29, 2004
Get the YAY YAY YAYmug. A special form of 'yay' with emphasis on the Y. Used to express delight or happiness.
(first introduced by Maria Marklove)
(first introduced by Maria Marklove)
by Chris Branch March 16, 2003
Get the YaYmug. 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 6, 2010
Get the yaymug. 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 11, 2006
Get the yaymug. by NothingElse December 2, 2003
Get the yaymug.