/ Dictionary / Index D Damasus I: Meaning and Definition of Find definitions for: Dam•a•sus I Pronunciation: (dam'u-sus), [key] pope a.d. 366–384. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Damastes Damasus II Related Content Daily Word Quiz: prevalent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language