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a)...a gay high five.

b)...a flamboyant high five.

c)...a ~Fabulous!~ high five.

-A Happyfive, is of the upmost importance if you wish to express either, alot of happiness, alot of flamboyantness, or alot of ~Fabulousness!~
a) The gay men shared a Happyfive before furiously making out...

b) They were so excited they decided to unleash the most powerful Happyfive.
by Shmurness December 01, 2009
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Apr 28 Word of the Day
Literally everyone, ever. Including the writer of this definition.
by masokitsune January 17, 2019
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