/ Dictionary / Index U usurp: Meaning and Definition of Find definitions for: u•surp Pronunciation: (y-sûrp', -zûrp'), [key] — v.t. to seize and hold (a position, office, power, etc.) by force or without legal right: The pretender tried to usurp the throne. to use without authority or right; employ wrongfully: The magazine usurped copyrighted material. —v.i. to commit forcible or illegal seizure of an office, power, etc.; encroach. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: usurp (Thesaurus) usurious usurpation Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language