Camp followers are people who travel with an army or other group, especially members of soldiers' families, or people who supply goods and services to the army. someone who supports an organization or a political party, but who is not actually a member of it
person who is a follower of a group but is not a member of it; salesman of provisions or prostitute who follow a military unit and provides service to said military crew
disapproval If you describe someone as a camp follower, you mean that they do not officially belong to a particular group or movement but support it for their own advantage. the Tory leader's friends and camp followers