officer - definition in the Learner's Dictionary - Cambridge Dictionaries Online

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English definition of “officer”

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officer

noun [C]
 
 
/ˈɒfɪsər/
MILITARY B2 someone with an important job in a military organization: an army/naval officer People in charge of or controlling other peopleBosses, managers and directorsRanks in the Army
GOVERNMENT B1 someone who works for a government department: a customs officer a prison officerGovernment ministers and civil servants
POLICE B1 a police officer: a uniformed officer →  See also probation officer People who work for the police service
(Definition of officer from the Cambridge Learners Dictionary © Cambridge University Press)
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