/ Dictionary / Index T trifling: Meaning and Definition of Find definitions for: tri•fling Pronunciation: (trī'fling), [key] — adj. of very little importance; trivial; insignificant: a trifling matter. of small value, cost, or amount: a trifling sum. frivolous; shallow; light: trifling conversation. mean; worthless. —n. idle or frivolous conduct, talk, etc. foolish delay or waste of time. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trifling (Thesaurus) trifle trifluoperazine Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language