For what it's worth, "high street" means the main commercial thoroughfare of an area. A high street would have lots of shops, banks, and restaurants--and thus a

For what it's worth, "high street" means the main commercial thoroughfare of an area. A high street would have lots of shops, banks, and restaurants--and thus a lot of foot traffic too, as opposed to a side street or residential area. Many high streets are in fact called "High Street", but the term can be used regardless of the actual name as a description.