sweatbox

[ swet-boks ]
/ ˈswɛtˌbɒks /

noun

a sauna or other enclosure for sweating.
any uncomfortably warm room or environment.
a box or cell in which a prisoner is punished or given the third degree.
a device for removing moisture from tobacco leaves, figs, raisins, etc.

Origin of sweatbox

First recorded in 1870–75; sweat + box1

British Dictionary definitions for sweatbox

sweatbox
/ (ˈswɛtˌbɒks) /

noun

a device for causing tobacco leaves, fruit, or hides to sweat
a very small pen or cubicle where a pig is fattened intensively
informal, mainly US a narrow room or cell for a prisoner
informal any place where a person sweats on account of confinement, heat, etc