ouster Meaning, Definition & Usage

  1. noun a person who ousts or supplants someone else
    ejector.
  2. noun a wrongful dispossession
  3. noun the act of ejecting someone or forcing them out
    ousting.

WordNet

Oust"er noun
Etymology
Prob. fr. the OF. infin. oster, used substantively. See Oust.
Definitions
  1. A putting out of possession; dispossession; ejection; disseizin.
    Ouster of the freehold is effected by abatement, intrusion, disseizin, discontinuance, or deforcement. Blackstone.
    Blackstone.

Webster 1913