Peido is the Portuguese word for fart, and short clips named this way have circulated for years on Brazilian and Portuguese soundboards, WhatsApp groups and meme pages. With no single credited source, the sound spread simply because it is short, recognisable and easy to drop into any edit. Its one-second length makes it popular for looping pranks, classroom jokes and quick reaction cuts on TikTok and YouTube Shorts, where creators rely on a universal gag that needs no translation or setup to land.