- a room where a boiler is located
- a room with telephones in which high-pressure and often deceptive sales, solicitations, etc. are conducted
See boiler room in American Heritage Dictionary 4
- An area, as in a building or on a ship, that houses one or more steam boilers or hot-water tanks.
- Informal A room staffed with telemarketers who use illegal or high-pressure sales tactics to sell stock, commodities, or land, for example.
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