There is no single verified source behind this clip, so it survives mainly as a label rather than a named scene or song. On soundboards it is filed alongside other prank and reaction noises, and searchers find it through phrases like most annoying soundboard and annoying meme soundboard. That generic appeal is the point: anyone can drop it into a joke without needing to know a reference. It keeps circulating because irritation is an easy, instantly understood reaction in short-form comedy.
About this sound
A short, grating clip billed as the most annoying sound ever, used in prank videos and meme edits to irritate a character or audience for a few seconds.
This two-second clip is built around a single, deliberately irritating noise that is meant to be hard to ignore. It hits quickly, feels repetitive and grating even in such a short burst, and is usually dropped without warning into a video, stream or voice chat. The joke is not subtlety or surprise alone, but endurance: listeners groan, wince or laugh because the sound is unpleasant by design. Played once it works as a sharp interruption, while looping it quickly becomes a running gag about testing patience. Its appeal lies in that shared reaction, turning an otherwise forgettable noise into a memorable punchline.