noun - something that blocks the road and stops vehicles from passing, often used by police or during construction
noun - a road covered with a hard, smooth surface such as asphalt or concrete
noun, British English - a strip of road along the side of a motorway or highway, where vehicles can stop in an emergency
noun - a situation when a road is officially blocked so that vehicles cannot use it, usually because of construction, an accident, or an event
noun, British English - a building with several levels where people can park their cars
adjective - having several floors
noun - a gate or barrier across a road where drivers must stop to pay a toll before continuing
noun, technical - a device that directs data between computer networks