Pronunciation: (man'ur),[key] —n. 1. (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.
2. any similar territorial unit in medieval Europe, as a feudal estate.
3. the mansion of a lord with the land belonging to it.
4. the main house or mansion on an estate, plantation, etc.