A civilian is a person who is not a member of the military or law enforcement. A NONCOMBATANT is a civilian who does not take part in any military activities, such as a soldier or a sailor. Mufti is a term used to describe a civilian who wears ordinary clothes instead of a uniform. Finally, a LAYMAN is someone who is not an expert in a particular field or profession. All of these terms refer to civilians and can be used to describe people who are not involved in military or law enforcement activities.