The term 'fandom' is a collective noun used to describe a group of people who share a common interest or passion. It is often used to refer to a group of fans of a particular celebrity, television show, movie, book, or other form of media. Fandom can also be used to describe a group of people who are passionate about a particular hobby or activity. In either case, the members of the fandom often come together to share their enthusiasm and support for the object of their affection.