A person who provides services to those engaged in a particular endeavor.
A civilian who follows an army, typically a family member of a soldier or someone who provides services to the soldiers, e.g. prostitution, sale of liquor, cooking and laundry.
One who joins a group, movement, or project without being a legitimate member; one who jumps on a bandwagon.
One who serves another, providing help in some manner.
A person of low condition or spirit.
A person who dedicates themselves to God.
One who is hired to perform regular household or other duties, and receives compensation. As opposed to a slave.