/ Dictionary / Index R Rolla: Meaning and Definition of Find definitions for: Rol•la Pronunciation: (rol'u), [key] — n. a city in S central Missouri. 13,303. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. roll Rolland Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language