The surface of a road consisting of layers of crushed stone (usually tar-coated for modern traffic).
To cover or surface with macadam.
The driveable surface of a road.
The area of an airport, other than the runway, where planes park or maneuver.
Tarmacadam.
Any bituminous road surfacing material.
To pave with tarmacadam or a similar material.
To spend time idling on a runway, usually waiting for takeoff clearance.