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This word, or sound, is commonly used among anime geeks. It's usually like a cry or scream. Don't use in public, unless you want to be branded a geek.
Waiter at McDonalds: That meal has approximately 103,455 grams of trans fats.

Customer: Uwaaaa!! I'll become fat!!!

Person at the next table: *Mutters* What an anime geek.
by chocolate chocobo November 29, 2009

Words related to uwaaaa

anime geek nya scream uwah uwwaah waaa yikes