/ Dictionary / Index R rtw: Meaning and Definition of Find definitions for: rtw Pronunciation: [key] ready-to-wear. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rts. Ru Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language