This is the 77th most frequent Turkish word.
polis
"Polis" means "police" in English.
Here, 'polis' is used as a collective noun representing the police force collectively performing an action.
Polis, bu sabah mahallede devriye geziyordu.
The police were patrolling the neighborhood this morning.
In this sentence, 'polis' is used to refer to an individual officer or to the police as an institution being addressed directly.
Mahkemede suçsuz olduğunu polise kanıtladı.
He proved to the police that he was innocent in court.
Here, 'polis' refers to an individual police officer encountered in person.