Pluh became a throwaway slang sound in short form meme edits, where creators repeat simple vocal noises until they turn into punctuation. The stereo double version spreads the two hits across the left and right channels, which made it popular for edits that need a stronger finish than a single pluh. It circulates on soundboards and in TikTok and gaming videos as a quick reaction marker, often paired with zooms, freeze frames and caption reveals. Its appeal is its brevity, it signals a joke without needing setup or explanation.