Mewing grew from a tongue-posture technique into a huge TikTok and looksmaxxing joke, where creators compete over sharp jawlines and perfect side profiles. Clips like this one spread through short-form edits, reaction videos, and gym or glow-up montages, because the phrase is instantly understood by viewers who follow the trend. It has stayed popular not as a serious tutorial, but as a shorthand flex: a quick, self-aware boast that fits a reveal, a transformation, or a confident stare into the camera.