/ Dictionary / Index R rps: Meaning and Definition of Find definitions for: rps Pronunciation: [key] revolutions per second. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. RPQ rpt. Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language