/ Dictionary / Index A antiestablishment: Meaning and Definition of Find definitions for: an•ti•es•tab•lish•ment Pronunciation: (an"tē-i-stab'lish-munt, an"tī-), [key] — adj. opposed to or working against the existing power structure or mores, as of society or government: Antiestablishment candidates promised to disband the army, Congress, and the cabinet if elected. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antienzyme antiestablishmentarian Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language