01 n. A long seat, usually with a cushioned bottom, back, and ends; -- much used as a comfortable piece of furniture.
pl.
Sofas ((#))
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1.
A long seat, usually with a cushioned bottom, back, and ends; -- much used as a comfortable piece of furniture.“Let fall the curtains, wheel the sofa round.” — Cowper.
Phrases & compounds
Sofa bed —
a sofa so contrived that it may be extended to form a bed; -- called also sofa bedstead.