The phrase combines the name Ahok, the widely known nickname of Indonesian politician Basuki Tjahaja Purnama, with siluman, an Indonesian word for a supernatural shapeshifting creature. Online, that unlikely pairing became the whole humour, turning a political name into a silly supernatural accusation. The loud version circulated through meme edits and soundboards, where short distorted shouts are prized for reaction videos. It stays popular because the meaning is clear even out of context, the burst is instantly recognisable, and editors can reuse it for any dramatic unmasking moment.