1.A form of agreement.
2.A form of exictment.
3.As used in Friday after next.
by Ryan A.K.A. Leprachaun October 10, 2003
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what someone says rappidly over and over again in a high pitched voice when they are having an orgasm or are getting sexually excited.
Some dude: "Oh crap don't get in there that's my!-"
Some other dude: "YEA BOY YEA BOY YEA BOY YEA!"
by rahrawrrah September 21, 2009
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a phrase used in extreme excitement or happiness
"I finally aced a test, yea boi!"

(while stuffing a shot during basketball) YEA BOI!!!
by L-to-the-I-to-the-IZ June 9, 2006
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