A social and economic system in medieval Europe where the lord of the manor exploited the serfs or tenants who worked his estate, or fief.
Manorialism was a key component of the feudal system, providing the economic foundation for medieval society.
The economic and social organisation of a manor, especially the division of land into the lord's demesne and peasant holdings with corresponding mutual obligations.
Under manorialism, peasants were required to perform labour services on the demesne in return for access to their own strips of land.