Oxe is a well-known interjection from Northeastern Brazil, used in everyday speech to express surprise, disbelief or mild shock, similar to wow or hey in English. The Pigmeu version packages that expression as a rapid triple repeat, which is why it spread as a compact meme sound rather than as a longer quote. Online, it is shared through soundboards and short-form video edits, where creators use it as a quick reaction cue that needs no translation. Its staying power comes from that simplicity: one familiar word, repeated three times, instantly signals a funny or unexpected moment.