Ric Flair, known as the Nature Boy, turned a single shouted Woo into one of professional wrestling's most famous catchphrases during his long career in WCW and WWE. Fans began shouting it back at live events, and the sound became shorthand for confidence, showmanship and celebration far beyond wrestling. Short clips of his entrance and promos spread through wrestling compilations, reaction videos and memes, keeping the chant alive for audiences who never watched a full match. Today creators reuse it whenever a moment needs instant swagger.