power wall
n.— «The Scorseses do not have what is known in Washington as a power wall, a gallery of me-with-important-people photographs. Instead, in their living room, the art work and the memorabilia pay tribute to ancestry and the movies.» —“Launching Mr. Whitehouse” by Nick Paumgarten New Yorker Mar. 27, 2006. (source: Double-Tongued Dictionary)
Further reading
Katie in Everett, Washington, is curious about the expression If ifs and ands were pots and pans, there’d be no need for tinkers. What is a tinker? She heard this phrase on the television series The Gilded Age, in response to a character who...