- A head, or chief officer - The military officer who commands a company, troop, or
battery, or who has the rank entitling him to do so though he may be
employed on other service. - An officer in the United States navy, next above a
commander and below a commodore, and ranking with a colonel in the
army. - By courtesy, an officer actually commanding a vessel,
although not having the rank of captain. - The master or commanding officer of a merchant vessel. - One in charge of a portion of a ship's company; as, a
captain of a top, captain of a gun, etc. - The foreman of a body of workmen. - A person having authority over others acting in concert;
as, the captain of a boat's crew; the captain of a football team. - A military leader; a warrior.