/ Dictionary / Index U ubi sunt: Meaning and Definition of Find definitions for: u•bi sunt Pronunciation: ('bē soont'), [key] a poetic motif emphasizing the transitory nature of youth, life, and beauty, found esp. in medieval Latin poems. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ubiquity ubi supra* Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language