the mansion of a lord or wealthy person
"The grand manor stood at the edge of the woods, surrounded by lush gardens and farmland owned by its noble owner."
the landed estate of a lord (including the house on it)
"The wealthy traveler inspected every room in the grand manor that belonged to his distant relative."
A landed estate.
"The wealthy aristocrat built a grand manor on his family's extensive lands to oversee their operations."
A surname.
"The Duke invited Lord Manor to the estate gala that evening."
From Middle English maner, manour; from Old French manoir, from earlier maneir, from Latin manēre. Doublet of maenor.