This meme sound is associated with Thai presenter Noom Kanchai, whose reactions are widely clipped and reused in short-form edits. The ultra-short "uy" version spread because it is easy to drop on a single frame, subtitle beat, or zoom for instant emphasis. Online, it is commonly used in Thai reaction memes, gossip edits, and comedic reveals where a tiny vocal cue says more than a longer clip could. Its staying power comes from that speed: one syllable, clear attitude, and immediate recognition for viewers familiar with Thai meme culture.