The phrase is Brazilian Portuguese slang built around peido, the everyday word for a fart, paired with an excited uhu cheer usually heard at parties and football celebrations. Online the clip circulates as a short soundboard staple rather than a scene from a known film or show, shared mainly for its over the top delivery. Its humor depends on treating something embarrassing as an achievement, so it keeps resurfacing in meme edits, chat reactions and prank compilations where a loud, proud announcement is funnier than the fart itself would ever be alone.