common room

American  

noun

1. a room or lounge for informal use by all.

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common room British  

noun

1. a sitting room in schools, colleges, etc, for the relaxation of students or staff

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Etymology

Origin of common room

First recorded in 1660–70

Example Sentences

See Examples For:

common room

A guard yelled into the common room, summoning Wilber during the early afternoon of June 26.

From Los Angeles Times ● Jul. 10, 2026

On the evening of Jan. 15, 26 undergrads gathered for dinner in a common room at the University of North Carolina at Chapel Hill to debate the fairness of college admissions post-affirmative action.

From The Wall Street Journal ● Feb. 21, 2026

Some common room shapes include: rectangular, square, angled and curved.

From Seattle Times ● Dec. 28, 2023

The marquee, which provides a temporary common room and study area, was put up by three young leaders, who are all students, with the help of some adult volunteers.

From BBC ● Sep. 9, 2023

He, Ron, and Hermione went to the library the next day and returned to the empty common room laden with books that might help prepare a defense for Buckbeak.

From "Harry Potter And The Prisoner Of Azkaban" by J.K. Rowling