noun (n)

• the mansion of a lord or wealthy person(noun.artifact)

  Synonym:
  manor house
  

  source: wordnet30
• the landed estate of a lord (including the house on it)(noun.possession)

  source: wordnet30
• The land belonging to a lord or nobleman, or so much land as a lord or great personage kept in his own hands, for the use and subsistence of his family.(noun)

  source: webster1913