from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To seize and hold (the power or rights of another, for example) by force or without legal authority. See Synonyms at appropriate.
- transitive v. To take over or occupy without right: usurp a neighbor's land.
- transitive v. To take the place of (another) without legal authority; supplant.
- intransitive v. To seize another's place, authority, or possession wrongfully.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To seize power from another, usually by illegitimate means.
- v. To use and assume the coat of arms of another person.
- v. To make use of.
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To seize, and hold in possession, by force, or without right
- intransitive v. To commit forcible seizure of place, power, functions, or the like, without right; to commit unjust encroachments; to be, or act as, a usurper.
from The Century Dictionary and Cyclopedia
- To seize and hold possession of, as of some important or dignified place, office, power, or property, by force or without right; seize, appropriate, or assume illegally or wrongfully: as, to usurp a throne; to usurp the prerogatives of the crown; to usurp power.
- To assume, in a wider sense; put on; sometimes, to counterfeit.
- To be or act as a usurper; hence, to commit illegal seizure; encroach: with on or upon.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. take the place of
- v. seize and take control without authority and possibly with force; take as one's right or possession
Middle English usurpen, from Old French usurper, from Latin ūsūrpāre, to take into use, usurp; see reup- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French usurper, from Latin ūsūrpāre (Wiktionary)