officer >> ˈɒfɪsə
Definition: [noun] a person holding a position of authority, especially one with a commission, in the armed services, the mercantile marine, or on a passenger ship.
Example: he is also a serving officer in the army
Definition: [noun] a holder of a public, civil, or ecclesiastical office.
Example: a probation officer
Definition: [noun] a member of a certain grade in some honorary orders, such as the grade next below commander in the Order of the British Empire.
Definition: [verb] provide with military officers.
Example: the aristocracy wielded considerable power, officering the army