CHINOOKS
Noun
chinooks
plural of chinook
Noun
Chinooks
plural of Chinook
Source: Wiktionary
CHINOOK
Chi*nook", n.
1. (Ethnol.)
Definition: One of a tribe of North American Indians now living in the
state of Washington, noted for the custom of flattening their skulls.
Chinooks also called Flathead Indians.
2. A warm westerly wind from the country of the Chinooks, sometimes
experienced on the slope of the Rocky Mountains, in Montana and the
adjacent territory.
3. A jargon of words from various languages (the largest proportion
of which is from that of the Chinooks) generally understood by all
the Indian tribes of the northwestern territories of the United
States.
Source: Webster’s Unabridged Dictionary 1913 Edition