OFFICER

I. noun Etymology: Middle English, from Anglo-French, from Medieval Latin officiarius, from Latin officium Date: 14th century 1. agent , one charged with police duties, one who holds an office of trust, authority, or command , 3. one who holds a position of authority or command in the armed forces, the master or any of the mates of a merchant or passenger ship, II. transitive verb Date: 1670 to furnish with ~s, to command or direct as an ~