A fief is something that someone has control over, particularly when a lord gives a person the ongoing use of land by a person and his heirs in return for that person giving allegiance to the lord.
(noun)
- An example of a fief is a legal practice the Middle Ages where society was built on relationships and classes.
- An example of a fief is a piece of land that is entrusted to someone for their use and the use of their heirs.