Adin Ross is an American livestreamer known for his loud, expressive reactions, and short clips of those moments circulate widely as reaction sounds on soundboards and in short-form edits. This one-second 'what' works because it captures his trademark confusion in a single word, with no context needed to understand the joke. Editors reuse it across gaming videos, commentary, and meme compilations whenever a moment needs an instant, relatable double-take. Its brevity keeps it easy to drop into almost any edit without slowing the pacing.