Eskimo

1. a member of an indigenous people inhabiting northern Canada, Alaska, Greenland, and eastern Siberia, and traditionally living by hunting seals and other Arctic animals and birds and by fishing.
2. either of the two main languages spoken by indigenous peoples of the Arctic (Inuit and Yupik), comprising a major division of the Eskimo-Aleut family.

adjective

relating to the Eskimos or their languages.

via French Esquimaux, possibly from Spanish esquimao, esquimal, from Montagnais ayas̆kimew ‘person who laces a snowshoe’, probably applied first to the Micmac and later to the Eskimo (see husky²).