/ Dictionary / Index T tiff: Meaning and Definition of Find definitions for: tiff Pronunciation: (tif), [key] — n. a slight or petty quarrel. a slight fit of annoyance, bad mood, or the like. —v.i. to have a petty quarrel. to be in a tiff. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tiff (Thesaurus) tie-up tiffany Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language