Captain

1. (n.) A head, or chief officer
2. (n.) 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.
3. (n.) An officer in the United States navy, next above a commander and below a commodore, and ranking with a colonel in the army.
4. (n.) By courtesy, an officer actually commanding a vessel, although not having the rank of captain.
5. (n.) The master or commanding officer of a merchant vessel.
6. (n.) One in charge of a portion of a ship's company; as, a captain of a top, captain of a gun, etc.
7. (n.) The foreman of a body of workmen.
8. (n.) A person having authority over others acting in concert; as, the captain of a boat's crew; the captain of a football team.
9. (n.) A military leader; a warrior.
10. (v. t.) To act as captain of; to lead.
11. (a.) Chief; superior.