Breadcrumb Home > Dictionary > Index B baron of beef: Meaning and Definition of Find definitions for: bar'on of beef' Pronunciation: [key] — Chiefly Brit. Chiefly Brit. a joint of beef consisting of the two sirloins joined at the backbone; double sirloin. Cf. baron (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. baronize Barons' War 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: polymath Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language