green room

• greenroom, green-room

First appears c. 1701 in the writings of Colley Cibber.

green room (plural green rooms)

1. In a television studio, theatre or concert hall, the room where performers await their entrance.

   Synonyms: tiring-house, tiring-room

   • 2016, Margaret Atwood, Hag-Seed, Chapter 12, page 80:

     There are three smaller rooms he can use as rehearsal space or dressing rooms or green rooms, according to need.

2. (surfing) The inside of a tube (a cylindrical wave).
   • 1996, Surfer Bob‎^[1], archived from the original on 30 December 2005:

     Never quite got covered up, but stood in the doorway to the green room with the lip feathering over my shoulders several times

• green room on Wikipedia.Wikipedia