A list member is a person who is part of a group or organization that is organized in a list format. This person is usually responsible for contributing to the list, such as providing information or participating in discussions. The term 'list member' can also refer to someone who is part of a mailing list, which is a collection of email addresses used to send messages to multiple recipients. The crossword solution for the term 'list member' is ITEM, which is a noun that refers to an individual object or element within a larger group.