hostility room
n.— «It was an honour to be a starter when a big celebrity was the main course. I would tremble a bit in the hostility room (as it’s known in the business), but once I was in the other armchair, I would throw in a joke, a couple of stories about my mother and retire to watch the star sweep in.» —“I find chat shows hard work these days” by Maureen Lipman Guardian (United Kingdom) Sept. 4, 2006. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...
Matt in Beloit, Wisconsin, reports that when he was in high school back in the 1990s, he and his friends used the word biscuit in phrases like I feel like a biscuit or I bet you feel like a biscuit now, the idea being that someone said something...