There is no widely documented original source for this exact clip, so it is best understood as a general internet reaction sound rather than a line from a specific show or film. Short, exaggerated denial clips like this spread through meme edits, gaming videos and short-form posts, where creators reuse them as a shorthand for disbelief, much like a scream meme. Its appeal is its simplicity: anyone hearing the stretched noooo immediately understands that something has gone wrong, which keeps it useful across jokes, fails and unexpected reveals.