Related topics: Citizenship, Government
vas·sal /ˈvæsəl/ noun [countableC] 1. PGCa man in the Middle Ages who was given land to live on by a lord in return for promising to work or fight for him 〔中世纪领主下面的〕封臣,家臣〔对国君或领主效忠,作为回报获封土地〕
2 formalPG a country that is controlled by another country (附)属国