main street

Short definition from Wiktionary

Noun

1. 1
   The principal street, or one of the several principal streets, of a town.

Proper noun

1. 1
   The generic street name (and often the official name) of the primary retail street of a village, town, or small city in the United States, Canada, Ireland, some parts of Scotland and also in some countries in central Europe.
2. 2
   Everyday working-class people and small business owners, especially with regard to their concerns, social views, etc.