(Canada) An agent of municipal law enforcement responsible for ensuring obedience to the bylaws.

plural of bylaw officer

(US, Canada, law enforcement) A civil law enforcement officer with a duty to maintain law and order, i.e. bylaw officer, police officer, sheriff, etc.

plural of commanding officer

The officer in command of, and typically having ultimate authority over, a military unit.

(law) A public officer authorized to hear and decide cases in a court of law. / (law) A huissier de justice, a process server and officer of the court in several European countries.

(idiomatic, colloquial) A police officer.

plural of executive officer

(chiefly of a shooting, euphemistic) Committed by a police officer.

plural of truant officer