(in England) a landed estate or territorial unit, originally of the nature of a feudal lordship, consisting of a lord's demesne and of lands within which he has the right to exercise certain privileges, exact certain fees, etc.
any similar territorial unit in medieval Europe, as a feudal estate.
the mansion of a lord with the land belonging to it.
the main house or mansion on an estate, plantation, etc.
late 13c., "mansion, habitation, country residence, principal house of an estate," from Anglo-Fr. maner, from O.Fr. manoir "manor," noun use of maneir "to dwell," from L. manere "to stay, abide." As a unit of territorial division in Britain and some American colonies (usually "land held in demesne by a lord, with tenants") it is attested from 1530s.