/ Dictionary / Index Z zilch: Meaning and Definition of Find definitions for: zilch Pronunciation: (zilch), [key] — n. Slang. zero; nothing: The search came up with zilch. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: zilch (Thesaurus) zikr zillah Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language