/ Dictionary / Index B Brother Jonathan: Meaning and Definition of Find definitions for: Broth'er Jon'athan Pronunciation: [key] — Brit. Archaic. Brit. Archaic. a male native or resident of the United States. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. brother-in-law brotherly Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language