/ Dictionary / Index R rin: Meaning and Definition of Find definitions for: rin Pronunciation: (rin), [key] — pl. rin. a money of account of Japan, the thousandth part of a yen or the tenth part of a sen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rimy Rina Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language