/ Dictionary / Index T tilak: Meaning and Definition of Find definitions for: til•ak Pronunciation: (til'uk), [key] — pl. -ak, -aks. a distinctive spot of colored powder or paste worn on the forehead by Hindu men and women as a religious symbol. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. til tilapia Related Content Daily Word Quiz: wizened Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language