/ Dictionary / Index T Tarlac: Meaning and Definition of Find definitions for: Tar•lac Pronunciation: (tär'läk), [key] — n. a city on N central Luzon, in the N Philippines. 175,691. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Tarkington tarlatan Related Content Daily Word Quiz: boorish Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language