/ Dictionary / Index R rastle: Meaning and Definition of Find definitions for: ras•tle Pronunciation: (ras'ul), [key] — n. -tled, -tling, wrestle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. raster rasure Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language