え	び	す
夷

noun

1. peoples formerly of northern Japan with distinct language and culture (i.e. the Ainu). Archaism.
2. provincial (i.e. a person who lives far from the city).
3. brutish, unsophisticated warrior (esp. used by Kyoto samurai to refer to samurai from eastern Japan).
4. foreigner, barbarian. Derogatory.