/ Dictionary / Index T tuneless: Meaning and Definition of Find definitions for: tune•less Pronunciation: (tn'lis, tyn'-), [key] — adj. unmelodious; unmusical. making or giving no music; silent: In the corner stood a tuneless old piano. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tuneless (Thesaurus) tuneful tuner Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language