runway

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A strip of level, usually paved ground on which aircraft take off and land.
• noun A path, channel, or track over which something runs.
• noun The channel of a stream.
• noun A chute down which logs are skidded.
• noun A narrow track in a bowling lane on which balls are returned after they are bowled.
• noun A smooth ramp for wheeled vehicles.
• noun A narrow walkway extending from a stage into an auditorium.

from The Century Dictionary.

• noun The path or track over which anything runs; a passageway.
• noun A path made by domestic animals in going to and from an accustomed place of feeding, watering, etc.
• noun In lumbering, a trough or channel on the surface of a declivity, down which logs are slid or ruu in places more or less inaccessible to horses or oxen.
• noun One of the ways in the casing of a window for vertically sliding sashes.
• noun Theat., in the setting of scenery, a path or road, as upon a mountain-side or the face of a rock.
• noun The trough by the side of a bowling-alley along which the balls are rolled back from the end.
• noun The swinging platform leading down to a boat-house float.

from the GNU version of the Collaborative International Dictionary of English.

• noun The channel of a stream.
• noun The beaten path made by deer or other animals in passing to and from their feeding grounds.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun an airstrip, a (usually) paved section on which planes land or take off
• noun a narrow platform extending from a stage on which people walk, especially used by models in fashion shows
• noun the usual path taken by deer or other wild animals, i.e. from the forest to the stream
• noun a stream bed

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a chute down which logs can slide
• noun a narrow platform extending from the stage into the audience in a theater or nightclub etc.
• noun a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll
• noun a strip of level paved surface where planes can take off and land