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a narrow ramp extending from the stage into the audience in a theatre, nightclub, etc., esp as used by models in a fashion show
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A narrow walkway located at the side of a bridge or near the ceiling of a building, as in a theater.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
A narrow, raised platform or pathway used for passage to otherwise inaccessible areas, such as a raised walkway on a ship permitting fore and aft passage when the main deck is awash, a walkway on the roof of a freight car, or a walkway along a vehicular bridge.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A narrow fixed walkway providing access to an otherwise inaccessible area or to lighting units, light bridges, etc.; used above an excavation, around a high building, above the ceiling of an auditorium or theater, or around a stagehouse.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.