Used to express joy, particularly that felt during success or victory.(interjection)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "w00t" in a sentence
"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."