socialite
A rich, well-known person who often goes to fancy parties.
A socialite is a person who spends much of their time attending fancy parties, charity events, and glamorous social gatherings, often becoming famous simply for being part of high society. Socialites are typically wealthy or well-connected, and they're known for who they know, where they're seen, and what they wear rather than for any particular job or achievement.
In the early 1900s, socialites like the Vanderbilts and Astors were prominent figures in New York City, hosting elaborate balls and setting trends in fashion and manners. Today, socialites might appear at museum openings, fashion shows, or charity galas, and they often show up in society magazines and on social media.
The word carries a mixed tone. Some socialites use their connections and wealth to support important causes, raising money for hospitals, schools, or disaster relief. Others seem more interested in being photographed at parties than in doing anything meaningful. When someone calls a person a socialite, they might mean it admiringly or dismissively, depending on whether that person uses their social position to do good or simply to be seen.