Definition of Vassal

Vassal

1. The grantee of a fief, feud, or fee; one who holds land of superior, and who vows fidelity and homage to him; a feudatory; a feudal tenant.
2. A subject; a dependent; a servant; a slave.
3. Resembling a vassal; slavish; servile.
4. To treat as a vassal; to subject to control; to enslave.