1. (n.) Originally, a bulwark or rampart of fortification or fortified town.

2. (n.) A public walk or street occupying the site of demolished fortifications. Hence: A broad avenue in or around a city.

Autobahn US highway alley alleyway arterial arterial highway arterial street artery autoroute autostrada avenue belt highway blind alley bypass byway camino real carriageway causeway causey chaussee circumferential close corduroy road county road court crescent cul-de-sac dead-end street dike dirt road drag drive driveway expressway freeway gravel road highroad highway highways and byways interstate highway lane local road main drag main road mews motorway parkway path pave paved road pike place plank road primary highway private road right-of-way ring road road roadbed roadway route nationale row royal road secondary road speedway state highway street superhighway terrace thoroughfare through street thruway toll road township road track turnpike wynd