police officer; policeman; constable
Refers to a uniformed police officer, especially a patrol officer or constable. In modern Japan, it is a specific rank (junior police officer) but is also used generally for a policeman on the beat.
A police officer was standing at the police box.
He asked the policeman for directions.
He passed the exam and became a police officer.
I was stopped by a police officer on a dark street at night.
A police officer patrols this district every night.
police box; small police station