n. 1. a. The act of ejecting, forcing out, or supplanting. b. The state of being ejected, forced out, or supplanted. 2. One that ejects, forces out, or supplants another. 3. Law The wrongful exclusion or dispossession of one from real property to which one is entitled by law. [Anglo-Norman, to oust, ouster; see OUST.] |
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