One who holds an office; a person lawfully invested with an office, whether civil, military, or ecclesiastical; as, a church officer; a police officer; a staff officer. "I am an officer of state." Shak.
Specifically, a commissioned officer, in distinction from a warrant officer. Field officer, General officer, etc. See under Field, General. etc. -- Officer of the day (Mil.), the officer who, on a given day, has charge for that day of the quard, prisoners, and police of the post or camp. -- Officer of the deck, or Officer of the watch (Naut.), the officer temporarily in charge on the deck of a vessel, esp. a war vessel.
To furnish with officers; to appoint officers over. Marshall.
To command as an officer; as, veterans from old regiments officered the recruits.
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