
1) Part of a theatre
Found on
https://www.crosswordclues.com/clue/apron-stage

The apron is any part of the stage that extends past the proscenium arch and into the audience or seating area. The Elizabethan stage, which was a raised platform with the audience on three sides, is the outstanding example. Most stages edges are curved slightly outward providing a very small apron. Some have a large playing space protruding into ...
Found on
http://en.wikipedia.org/wiki/Apron_stage

(from the article `theatre`) ...front of elaborately painted scenery and behind the proscenium arch. The Restoration playhouse, however, while borrowing the fully rigged stage of ...
Found on
http://www.britannica.com/eb/a-z/a/91

A stage that projects out into the auditorium area. This enlarges the square footage available for a
Found on
http://www.encyclo.co.uk/local/22385
No exact match found.