from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. In a television studio, theatre or concert hall, the room where performers await their entrance.
- n. The inside of a tube (ie. of a wave making a tube).
Sorry, no etymologies found.
Very often in the green room I have quoted the homely proverb, heard I know not where, "Grip is a good dog, but Hold Fast a better"!