A room containing a number of beds (and often some other furniture and/or utilities) for sleeping, often applied to student and backpacker accommodation of this kind. Common abbreviation: dorm
If you refer to a place as a dormitory suburb or town, you mean that most of the people who live there travel to work in another, larger town a short distance away
a town that is near a city with more work opportunities, so that many people who live there travel to work in the city every day American Equivalent: bedroom community/suburb