boo woot: compound neologism used to heckle a disaffected loser of a competition. Combination, in part, derived from ‘boo’ as in ‘boo hoo’; a sarcastic exclamation of (non) empathy. ‘woot’ is an acronymn of We Owned Other Team. Alternatively spelled w00t or w007.
Example: Obama triumphantly exclaimed, “Boo woot, McCain. Boo woot!”