/ Dictionary / Index R roof-deck: Meaning and Definition of Find definitions for: roof-deck Pronunciation: (rf'dek", roof'-), [key] — n. a part of a flat roof used for gardening, sunbathing, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. roof roofer Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language