So·fa n.; pl. Sofas 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.
Sofa bed, a sofa so contrived that it may be extended to form a bed; -- called also sofa bedstead.
n : an upholstered seat for more than one person [syn: couch,