chinook (Noun) — A Penutian language spoken by the Chinook.
chinook (Noun) — A member of an important North American Indian people who controlled the mouth of the Columbia river; they were organized into settlements rather than tribes.
chinook (Noun) — A warm dry wind blowing down the eastern slopes of the Rockies.
chinook (Noun) — Pink or white flesh of large Pacific salmon.
chinook (Noun) — Large Pacific salmon valued as food; adults die after spawning.