/ Dictionary / Index R R.N.R.: Meaning and Definition of Find definitions for: R.N.R. Pronunciation: [key] — Brit. Brit. Royal Naval Reserve. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. RNP R.N.W.M.P. Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language