/ Dictionary / Index D double-dome: Meaning and Definition of Find definitions for: dou•ble-dome Pronunciation: (dub'ul-dōm"), [key] — n. Informal. an intellectual; egghead. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. double-dipping double dresser Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language