/ Dictionary / Index R rose acacia: Meaning and Definition of Find definitions for: rose' aca"cia Pronunciation: [key] a small tree, Robinia hispida, of the legume family, native to the southeastern U.S., having drooping clusters of large, dark rose-colored flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rose Roseanna Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language