Definition of Ona in US English:

Ona

(also Aona)

noun

historical
  • 1A member of a South American Indian people formerly inhabiting the islands of Tierra del Fuego.

  • 2The Chon language spoken by the Onas.

adjective

historical
  • 1Belonging or relating to the Onas.

  • 2Of or relating to the Chon language spoken by the Onas.

Origin

Late 19th century; earliest use found in American Naturalist. From Yahgan ona person.