A chief or leader.
An honorific title given to a prominent person. See colonel.
The head boy of a school.
A maître d', a headwaiter.
An army officer with a rank between the most senior grade of lieutenant and major.
A naval officer with a rank between commander and commodore.
The person lawfully in command of a ship or other vessel.
One of the athletes on a sports team who is designated to make decisions, and is allowed to speak for his team with a referee or official.
A commissioned officer in the United States Navy, Coast Guard, NOAA Corps, or PHS Corps of a grade superior to a commander and junior to a rear admiral (lower half). A captain is equal in grade or rank to a United States Army, Marine Corps, or Air Force colonel.
The leader of a group of workers.
To act as captain
To exercise command of a ship, aircraft or sports team.
Primary leader of a corporation. Not to be confused with CEO, which is a related but separate position that is sometimes held by a different person.
In presidential republics, the head of government and head of state.
The head of state of a republic.
A person presiding over a meeting; a chair, presiding officer, presider.
To act as president; to do presidential duties.