What is Runway?

Runway definition and meaning on Dictionary terms:
a way along which something runs.
a paved or cleared strip on which planes land and take off.
a similar strip on which cars, trucks, or the like may park, load, or enter the stream of traffic.
the beaten track or habitual path of deer or other wild animals.
a fairly large enclosure in which domestic animals may range about: a runway for dogs.
the bed of a stream.

Bowling. approach(def 17b).
a narrow platform or ramp extending from a stage into the orchestra pit or into an aisle, as in a theater.