This sound is the familiar booing or abucheo effect heard in comedy, sports and live audience culture, rather than a clip tied to one single character or scene. Online, it became a staple reaction sound in meme edits, short-form videos and soundboards because it instantly signals rejection. It is often used in the same kind of reaction slot as a buzzer, especially when creators want a more theatrical, crowd-style response instead of a simple wrong-answer tone.