Serf (noun)

1. A person in a condition of servitude, bound to the land and owned by a lord in feudal society.
2. A person in a condition of servitude in pre-emancipation Russia.

Origin:

From the latin word "servus" which means slave or servant.

Examples:

1. During the Middle Ages, serfs were the lowest class of feudal society, bound to the land they worked on.
2. The serfs were not allowed to leave the land without their lord's permission.
3. The abolition of serfdom marked an important step in the history of Europe.
4. The serfs were forced to work the land and pay taxes to their lord.
5. The serf was not able to own property or marry without their lord's permission.