Familiar, friendly term for a police officer, especially a patrol officer. Often used by children or in casual conversation.
See also: 巡査
I asked the police officer at the police box for directions.
The lost child asked the police officer for help.
I asked a police officer for directions in front of the station.
I got stopped by a police officer for riding my bike without a light on.
A police officer is patrolling the park at night.