Noun

1. A city, or a city-state.
   • 2006, Karen Armstrong, The Great Transformation, Atlantic Books 2007, p. 161:

     By the end of the century, poleis had been established throughout the Hellenic world, all bearing a marked family resemblance.

Etymology 2

Noun

1. The police.
2. A policeman or policewoman.

Etymology

Verb

Noun

1. police (as an organization or as an individual)