/ tʃɪˈnuːk; NAmE ; ʃɪ-/ noun
1.
(also chiˌnook ˈwind ) a warm dry wind that blows down the east side of the Rocky Mountains at the end of winter
2.
(also chiˌnook ˈsalmon ) a large N Pacific salmon which is eaten as food
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WORD ORIGIN
mid 19th cent.: from attributive use of Chinook, inhabitants of the Columbia river region in Oregon.