sweatbox
noun
sweat·box ˈswet-ˌbäks 
1
: a place in which one is made to sweat
especially : a narrow box or cell in which a prisoner is placed for punishment
2
: a device for sweating something (such as hides in tanning or dried figs)
Example Sentences
Recent Examples on the Web A year later, grander aspirations pushed him to open The Black Lodge, a thumping, subterranean sweatbox set clandestinely beneath Michelin-star chef Wayne Nish’s BL Burger Bar. 
Dan Q. Dao, Forbes, 13 Sep. 2021 The organizers’ long-term concern is the heat and humidity that turn Tokyo into a sweatbox in the summer. John Powers, BostonGlobe.com, 22 Feb. 2020 This underground sweatbox is a rite of passage for many Sydney clubbers. Jack Tregoning, Billboard, 19 Feb. 2020 The shanty smells like a century-old sweatbox, yet appears bereft of history that should properly reflect its age. Manouk Akopyan, Los Angeles Times, 13 Sep. 2019 Before the stadiums around the globe, a sweatbox on the Sunset Strip. Los Angeles Times, 11 Sep. 2019 The owners of Glasslands, a Kent Avenue sweatbox that closed in 2014, will make an encore with Elsewhere, a 24,000-square-foot performance space in Bushwick. Ben Detrick, New York Times, 6 Sep. 2017 Adult transgressors spent days, or even months, in the sweatbox, a tiny windowless shack in which victims could only crouch on hands and knees. Andy Greenberg, WIRED, 1 Mar. 2015 See More
Dan Q. Dao, Forbes, 13 Sep. 2021 The organizers’ long-term concern is the heat and humidity that turn Tokyo into a sweatbox in the summer. John Powers, BostonGlobe.com, 22 Feb. 2020 This underground sweatbox is a rite of passage for many Sydney clubbers. Jack Tregoning, Billboard, 19 Feb. 2020 The shanty smells like a century-old sweatbox, yet appears bereft of history that should properly reflect its age. Manouk Akopyan, Los Angeles Times, 13 Sep. 2019 Before the stadiums around the globe, a sweatbox on the Sunset Strip. Los Angeles Times, 11 Sep. 2019 The owners of Glasslands, a Kent Avenue sweatbox that closed in 2014, will make an encore with Elsewhere, a 24,000-square-foot performance space in Bushwick. Ben Detrick, New York Times, 6 Sep. 2017 Adult transgressors spent days, or even months, in the sweatbox, a tiny windowless shack in which victims could only crouch on hands and knees. Andy Greenberg, WIRED, 1 Mar. 2015 See More Word History
First Known Use
1864, in the meaning defined at sense 1