/ Dictionary / Index B breakup: Meaning and Definition of Find definitions for: break•up Pronunciation: (brāk'up"), [key] — n. disintegration; disruption; dispersal. the ending of a personal, esp. a romantic, relationship. (in Alaska and Canada) the melting and loosening of ice in rivers and harbors during the early spring. the first day on which such ice is soft or dispersed enough to permit ships to use the waterways. an act or instance of being convulsed with laughter. temporary distortion in a televised picture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: breakup (Thesaurus) breaktime breakwater 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