Definition of sofa bed
: a sofa that can be made to serve as a bed by lowering its hinged upholstered back to horizontal position or by pulling out a concealed mattress
First Known Use of sofa bed
SOFA BED Defined for English Language Learners
Definition of sofa bed for English Language Learners
: a sofa that can be folded out to form a bed
Seen and Heard
What made you want to look up sofa bed? Please tell us where you read or heard it (including the quote, if possible).