/ Dictionary / Index U uprising: Meaning and Definition of Find definitions for: up•ris•ing Pronunciation: (up'rī"zing, up-rī'zing), [key] — n. an insurrection or revolt. an act of rising up. an ascent or acclivity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: uprising (Thesaurus) uprise upriver Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language