Dictionary

under one roof en · X

Meanings

1. (idiomatic) at the same location
   • And as a further part of such a system, it is claimed that the farm must be devoted to a specialty, or a few specialties, on the ground that it would be almost as fatal to success to admit mixed farming, as it would be to attempt the production of several kinds of manufactures under one roof and establishment. 1888, The Popular Science Monthly, volume 33, page 34:
2. (idiomatic) in one house, apartment, etc.

Synonyms

under the same roof