officer Definition

officer
noun

1. Someone in a position of authority and responsibility in the armed forces.
2. Someone with an official position in an organization, society or government department.

Thesaurus: official, agent, bureaucrat, representative, public servant, dignitary, appointee, administrator.
3. A policeman or policewoman.
4. A person in authority on a non-naval ship.

verb officered, officering

1. To provide officers for (the army or navy).
2. To act as officer for (some organization, etc).

Etymology: 14c.