/ Thesaurus / I Synonyms of irish republican army Find synonyms for: Noun1. Irish Republican Army, IRA, Provisional Irish Republican Army, Provisional IRA, Provosusage: a militant organization of Irish nationalists who used terrorism and guerilla warfare in an effort to drive British forces from Northern Ireland and achieve a united independent IrelandWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language