- a flat having only a few rooms
WordReference Random House Unabridged Dictionary of American English © 2026
flat•let
(flat′lit),USA pronunciation n. [Brit.]
- British Termsa residential apartment with only one or two rooms.
- flat2 + -let 1920–25
Collins Concise English Dictionary © HarperCollins Publishers::
flatlet /ˈflætlɪt/ n