Breadcrumb Home > Dictionary > Index R Rock of Gibraltar: Meaning and Definition of Find definitions for: Rock' of Gibral'tar Pronunciation: [key] Gibraltar (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rock-'n'-roll rock oil ✖ Related Content Daily Word Quiz: quadrumanous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language