mayor

The head of government of a city, town, borough, or municipal corporation.

The principal officer of a municipality; the chief magistrate of a city or borough.

The chief magistrate of a city or borough; the chief administrative officer of a municipal corporation. In some American cities there is a city court of which the major is chief judge. The post is usually elective, its holder chosen by the electorate of the entire city.

The leader of a city, or a municipality, sometimes just a figurehead and sometimes a powerful position. In some countries, the mayor is elected by the citizens or by the city council.

The steward of some royal courts, particularly in early Medieval France

the head of a city government