Callate aweonao comes from Chilean Spanish slang, where aweonao is a vulgar form of ahueonado meaning a foolish person. Phrases like this circulate widely as short WhatsApp audios and soundboard clips across Spanish speaking communities, passed around as instant replies rather than clips from a film or show. Its popularity comes from how specific the slang sounds, even to other Spanish speakers, which makes the shut up feel funnier and more personal. It remains a go to reaction for shutting down silly arguments online.