1. A member of the lowest feudal class, legally bound to a landed estate and required to perform labor for the lord of that estate in exchange for a personal allotment of land.
2. An agricultural laborer under various similar systems, especially in Russia and eastern Europe in the 1700s and 1800s.
3. A person in bondage or servitude.
[Middle English, from Old French, from Latin servus, slave.]
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