Gen ‧ ghis Khan /ˌdʒeŋɡəs ˈkɑːn, ˌdʒeŋɡɪs ˈkɑːn, ˌɡeŋ-/ BrE AmE
someone who has very ↑ right-wing political opinions is sometimes humorously described as being ‘to the right of Genghis Khan’. Genghis Khan (?1160–1227) was the ruler of the Mongol people in China, and a successful military and political leader. He took control of northern India and sent his armies as far west as the Black Sea. He is regarded as a very cruel leader.