1 definition by Eatthepotatochip

1: multiple "yays!!"
2: a more enthusiastic way of saying "yay!!"

A: if a guy says it they are possibly gay.
Person 1: "Oh MY Gawd, here, let me give you a hug!!!"
Person 2: "Yaysies!!"
by Eatthepotatochip June 29, 2009
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