/ Dictionary / Index R rock spray: Meaning and Definition of Find definitions for: rock' spray" Pronunciation: [key] a low, evergreen, Himalayan shrub, Cotoneaster microphyllus, of the rose family, having shiny leaves with grayish, hairy undersides, white flowers, and scarlet berries. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rock-shelter Rock Springs Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language