/ Dictionary / Index F fruitless: Meaning and Definition of Find definitions for: fruit•less Pronunciation: (frt'lis), [key] — adj. useless; unproductive; without results or success: a fruitless search for the missing treasure. bearing no fruit; barren. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fruitless (Thesaurus) fruit knife fruitlet Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language