lunchroom

plural lunchrooms

1. A room designated as a place to eat lunch.

   Company policy was to eat snacks only in the lunchroom.

   2 more examples

   Kraft Heinz said the new products will be available nationwide to all school administrators to procure and offer to students either for purchase in the lunchroom – though the company did not disclose the cost to schools – or for free through the National School Lunch Program (NSLP).

   2023 March 13, Parija Kavilanz, “Lunchables are going to be rolled out directly to students. Here’s what’s in them”, in CNN

   Lunchables, made by Kraft Heinz, took its packaged ready-to-eat kids meals directly into K-12 school lunchrooms nationwide through the National School Lunch Program (NSLP) for the first time last year.

   2024 April 9, Parija Kavilanz and Sandee LaMotte, “Consumer Reports says Lunchables ‘should not be allowed on menu’ for schools, petitions USDA for removal”, in CNN

   Synonyms: break room, comfort room, cafeteria

2. A diner or small restaurant that serves lunch.

   I don't know how they stay in business serving only lunch, but the lunchroom on the corner is cheap and fast so I like it.