/ Dictionary / Index T telling: Meaning and Definition of Find definitions for: tell•ing Pronunciation: (tel'ing), [key] — adj. having force or effect; effective; striking: a telling blow. revealing; indicative of much otherwise unnoticed: a telling analysis of motivation in business. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: telling (Thesaurus) tellin Telloh Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language