fansign

(internet, Internet slang, criminal law) A photograph or video of a minor or target containing an inscription (often their username, a group name, or a slur) coerced by predatory online networks such as 764 or the com as a form of humiliation, extortion, or proof of grooming.

(Internet) A photograph of a person with an inscription (often on the body or a piece of paper) used on the Internet as an autograph of a celebrity or as a sign of love for a celebrity from a fan.

(South Korean idol fandom) A meet-and-greet with a K-pop artist where fans can ask questions, receive autographs, take photos or receive hugs.