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The best way to start off a conversation. Ever.

It's kind of an orly term, but not so commonly used. Only the uberest pros use it.

Also see yhelothar.
UberGuy1: hay u
UberGuy2: hay 2 u 2, wuddup/?
by Uberer July 22, 2006
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2
Hayu is a guy who is nice and is a good friend that is good at soccer that will be there for you when you need him.
by Adam619 November 08, 2018
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