/ Dictionary / Index S sofa: Meaning and Definition of Find definitions for: so•fa Pronunciation: (sō'fu), [key] — n. a long, upholstered couch with a back and two arms or raised ends. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sofa (Thesaurus) SOF sofa bed Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language