A body of members is generally a group of people who have come together to work on a common goal or objective. This could be a political group, a board of directors, or the members of a particular organization. When referring to a body of members, you might also use terms such as an assembly, a committee, a council, a team or a group. Other synonyms for body of members could be a congregation, a society, a cooperative, a fraternity, a posse, a crew or a band. These terms all refer to a collection of individuals who have joined together for a specific purpose and work collaboratively towards achieving that goal.