by Somecoolperson10222 March 31, 2009

1. When something is spectacularly fantastic!
2. Sarcasm when something overly unbelievable happens.
2. Sarcasm when something overly unbelievable happens.
1. I'm going on vacation and I'm going to get tan! yay!!
2. I forgot my card in the ATM machine. yay!!
2. I forgot my card in the ATM machine. yay!!
by yvonne March 12, 2003

a word used not only to express happieness, but also in conjunction with hand symbols to express size.
by berserker395 July 23, 2005

Often used as an exclamation for joyous occasions. Also sometimes used as a slang term for "this" when describing an object or person.
by Happpinesss June 5, 2010

You can find me in St. Louie,
Where the gun play ring all day.
Some got jobs, and some sell yay.
Others just smoke and fuck all day.
Where the gun play ring all day.
Some got jobs, and some sell yay.
Others just smoke and fuck all day.
by Nelly February 9, 2005

1. Slang for Cocaine.
2. Slang for cocaine that is relatively cheaper than the real stuff because it has been cut into a much less pure form.
3. An expression of enthusiasm or joy, often meant to be facetious.
2. Slang for cocaine that is relatively cheaper than the real stuff because it has been cut into a much less pure form.
3. An expression of enthusiasm or joy, often meant to be facetious.
by Illusion420 September 1, 2010
