chiefcity

noun
UK /ˈtʃiːfˌsɪti/
US /ˈtʃiːfˌsɪti/

The main city where a country's leaders work and make big decisions.

The chiefcity is where the president lives and works.


OTHER MEANINGS

2. The most important or largest city in a region.

That busy port is the chiefcity of the whole coast.

3. A city that serves as the center of an organization or activity.

The company made the town its chiefcity for all its offices.

4. A leading city in a particular industry or field.

This chiefcity of fashion hosts big shows every year.