This meme sound comes from a short clip of Brazilian football icon Pelé saying “não.” Online, it spread as a compact reaction audio in Portuguese-speaking meme culture, especially in reposts, edits, and chat-style videos where a fast refusal gets the joke across immediately. Its staying power comes from how universal the meaning is: one word, clear delivery, and instant comedic timing. It fills a similar role to other blunt refusal sounds such as nope, but with a distinctly Brazilian internet flavor.