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1.
An exclamation expressing utter admiration, envy or awe.

Or a word defining the epicness or coolness of an event.
-I just got a new penguin!
-OMG that's totes uh-y bruh!!!

or

-Fluffy socks are totes uh-y

awe epicness coolness admiration totes envy
by Pocoloca April 08, 2013