Breadcrumb Home > Dictionary Cite Meaning of depredation Find definitions for: dep•re•da•tion Pronunciation: (dep"ri-dā'shun), [key] — n. the act of preying upon or plundering; robbery; ravage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: depredation (Thesaurus) depredate depress Related Content Daily Word Quiz: apotheosis Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language