This sound comes from the NBA 2K series, where players use “green” to refer to a perfect shot release that gives strong make feedback. Over time, the green cue spread beyond gameplay clips into meme edits on short-form video platforms. It stayed popular because the meaning is instantly understood even by casual viewers: the timing was perfect. In gaming edits, it fills a similar role to the ROBLOX oof or a FNAF Jumpscare Scream, but with a more confident, success-driven punch.