The grunt comes from Geralt of Rivia in the first season of Netflix's The Witcher, released in 2019, with Henry Cavill portraying the monster hunter. Geralt's frequent, gravelly responses became a recognizable part of the character's screen presence. Compilations of his repeated “hmm” moments helped the vocalization spread beyond the series into memes, reaction videos, and gaming edits. It remains useful because one short, noncommittal noise can communicate skepticism, irritation, thoughtfulness, or reluctant acceptance without interrupting the pace of a scene.