/ Dictionary / Index S superfluous: Meaning and Definition of Find definitions for: su•per•flu•ous Pronunciation: (soo-pûr'fl-us), [key] — adj. being more than is sufficient or required; excessive. unnecessary or needless. possessing or spending more than enough or necessary; extravagant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: superfluous (Thesaurus) superfluity Superfortress Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language