a person in a position of command or authority in the armed forces or a passenger ship; a policeman or policewoman; a bailiff
He was one of a number of officers deployed to Leeds following the terrorist attacks on London.
someone who holds a position in a society, company or other organisation, especially a position involving management at a senior level
Corporate officers or employees of a legal entity may not become statutory auditors of that legal entity.
someone who holds a public office
They will also be meeting their probation officer.