An outer garment made of the skins of birds or mammals, worn by Eskimos, etc.
2.
A coat with a fur lining and a hood, used for protection in very cold weather.
3.
Hence: Any of a variety of jackets with attached hoods, usually of very warm or waterproof construction so as to provide protection from cold or rainy weather.
... endless time to George before it was his turn; but when he finally stepped into place, the nervousness that had made the wait almost unbearable disappeared completely. The hood of his fur parka had dropped back, and his yellow hair, closely cropped that it should not curl and "make a sissy" of him, gleamed golden in the sunlight above a face that, usually rosy and smiling, was now ... — Baldy of Nome • Esther Birdsall Darling