noun, slang ·Uncommon ·College level

Definitions

Noun

1. 1
   A common room in a residential total institution such as barracks, psychiatric hospital, prison, or dormitory where the inhabitants can mingle and socialize.
2. 2
   A person who switches up or acts fake US, informal, slang

Synonyms

All synonyms

common roomcommon room

Example

More examples

"Ziri was watching movies inside the dayroom."

Etymology

From day + room.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.