Dis·in·her·it v. t. [imp. & p. p. Disinherited; p. pr. & vb. n. Disinheriting.]
  1. To cut off from an inheritance or from hereditary succession; to prevent, as an heir, from coming into possession of any property or right, which, by law or custom, would devolve on him in the course of descent.
     Of how fair a portion Adam disinherited his whole posterity!   --South.
  2. To deprive of heritage; to dispossess.
     And disinherit Chaos, that reigns here.   --Milton.
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  disinherited
       adj : deprived of your rightful heritage