Breadcrumb Home > Thesaurus > G Synonyms of gibraltar Find synonyms for: Noun 1. Gibraltar, Rock of Gibraltar, Calpe usage: location of a colony of the United Kingdom on a limestone promontory at the southern tip of Spain; strategically important because it can control the entrance of ships into the Mediterranean; one of the Pillars of Hercules WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of gibraltar (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language