Definition of "w00t" []

• Used to express joy, particularly that felt during success or victory. (interjection)

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• "And that's because the word w00t — yes, it's a real word, a cooler way of saying "yay!" — was named Merriam-Webster's 2007 Word of the Year on Wednesday, complete with double zeros instead of o's."
• "EXTRALIFE – By Scott Johnson - Origins of the word w00t"
• "Massachusetts-based Merriam-Webster said "w00t" -- typically spelled with two zeros -- reflects a new direction in the American language led by a generation raised on video games and cell phone text-messaging."