vassal (from b. lat. vassallus , from vassus , from cimbro gwas , valet, server) n. Person subject to the dependence of a man, in the feudal organization. In historical language, subject of a sovereign. Also in historical language, it is applied as a qualifying name in relation to a state or country, to another over which the former had sovereignty. Bucelario, client, continuous, servant, cubiculario, feudatario, sacopeiro, solariego. Encartation, moving. Avasallar. To serve. Service sign vase. The one who was obliged to render personal service to the Lord.