[informal] dorm [noun] [C] - a large room or (esp. US) building containing many beds, esp. in a boarding school or universityA (UK) dormitory town/(ANZ) dormitory suburb (US bedroom community) is a place from which many people travel in order to work in a bigger town or city.
DORMITORY
Meaning of DORMITORY in English
Cambridge English vocab. Кембриджский английский словарь. 2012