Look up w00t in Wiktionary, the free dictionary.
The term w00t (spelled with double-zero, "00"), or woot,[1] is a slang interjection used to express happiness or excitement, usually used in online conversation. The expression is most popular on forums, Usenet posts, multiplayer computer games (especially first-person shooters), IRC chats, and instant messages, though use in webpages of the World Wide Web is by no means uncommon. The w00t spelling (with double-zero "00") is a leetspeak variant of woot; alternative spellings include whoot, wOOt, wh00t, wewt, wought, etc.