Meaning of OFFICER in English

OFFICER

[noun] [C]An officer is a person in the armed forces who has a position of authority.a senior officera naval officera top-ranking officerAn officer is also a person who has a position of authority in an organization, esp. a government organization.a careers/customs/personnel officerA member of the police force might also be addressed as 'officer'."Were you aware of the speed you were driving at, madam?" "No, officer." [as form of address](US) Officer Clarke will show you where to go, sir.

Cambridge English vocab.      Кембриджский английский словарь.