This sound is best known online as a bass-boosted lie detector meme used in short-form edits, reposts and reaction clips. Rather than depending on a single famous quote, it functions like a dramatic truth alarm for internet humor. The heavy low end gives it a louder, more exaggerated feel than a plain buzzer, which helps it stand out in fast meme cuts. It stays popular because it communicates the joke instantly: someone said something unbelievable, and the edit marks it as a lie in under two seconds.