1. 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.”
2. U. S. Mil. Specifically, a commissioned officer, in distinction from a warrant officer or an enlisted man.
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 guard, prisoners, and police of the post or camp; abbreviated O. D., OD, or O. O. D.
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.
Of·fi·cer, v. t. [imp. & p. p. Officered p. pr. & vb. n. Officering.]
1. To furnish with officers; to appoint officers over.
2. To command as an officer; as, veterans from old regiments officered the recruits.
n 1: any person in the armed services who holds a position of
authority or command; "an officer is responsible for the
lives of his men" [syn: military officer]
2: someone who is appointed or elected to an office and who
holds a position of trust; "he is an officer of the
court"; "the club elected its officers for the coming
year" [syn: officeholder]
3: a member of a police force; "it was an accident, officer"
[syn: policeman, police officer]
4: a person authorized to serve in a position of authority on a
vessel; "he is the officer in charge of the ship's
engines" [syn: ship's officer]
v : direct or command as an officer