Definition from Wiktionary, the free dictionary
See also: greenroom
- In a television studio, theatre or concert hall, the room where performers await their entrance.
- (surfing) The inside of a tube (i.e. of a wave making a tube).
- 1996: Never quite got covered up, but stood in the doorway to the green room with the lip feathering over my shoulders several times — Surfer Bob 
room for the performers