The cartoon spring boing is one of the oldest slapstick tropes in sound design, long used to sell impossible bounces and stretches in animation. Online, short versions like this two-second clip circulate on meme soundboards where creators grab quick effects for edits. It shows up in fail compilations, gaming montages and animated memes whenever something needs to feel rubbery and absurd. Its staying power comes from instant recognition: even without visuals, the wobble tells listeners something just boinged.