/ Dictionary / Index R rabirubia: Meaning and Definition of Find definitions for: ra•bi•ru•bi•a Pronunciation: (rä"bu-r'bē-u), [key] — n. yellowtail (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rabinowitz Raborn Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language