To seize, and hold in possession, by force, or without right; as, to usurp a throne; to usurp the prerogatives of the crown; to usurp power; to usurp the right of a patron is to oust or dispossess him.
- To seize and hold (the power or rights of another, for example) by force or without legal authority. See Synonyms at appropriate.
- To take over or occupy without right: usurp a neighbor's land.
- To take the place of (another) without legal authority; supplant.
- To seize another's place, authority, or possession wrongfully.