White Hun
/ˌwʌɪt ˈhʌn/historical
noun
A member of a nomadic people of uncertain origin, also called Ephthalites or Hephthalites, who lived in Bactria in the 5th and 6th centuries a.d.
Origin
Mid 17th century; earliest use found in Henry Holcroft (fl. 1653). From white + Hun.