/ Dictionary / Index A Apoc.: Meaning and Definition of Find definitions for: Apoc. Pronunciation: [key] Apocalypse. Apocrypha. Apocryphal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Apo apocalypse Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language