Fudêncio is the foul-mouthed schoolboy at the centre of the Brazilian animated series Fudêncio e Seus Amigos, which aired on MTV Brasil. His exaggerated whine fits the show’s crude, irreverent humour, and the mimimi sound itself became a piece of Brazilian internet slang for pointless complaining. Shared as a short reaction clip on social media and messaging apps, it travelled well beyond fans of the show because the sound needs no translation to be understood. Creators still reach for it whenever they want a quick, recognisable way to dismiss a complaint.