DCHP-1 Online
Chinook Jargon 
a relatively simple trade language used by the Indians of the Pacific Coast in their dealings with whites and Indians of other tribes, based on the language of the Chinook Indians; words from Nootka, Salish, French, English, and other languages were adapted to the jargon.
See also: Chinook (def. 2) jargon Siwash tongue trade jargon
- 1849 [Besides the foregoing language [Chinookan], there is another lingo, or rather mixed dialect, spoken by the Chinook and other neighbouring tribes; which is generally used in their intercourse with the white.]
- 1862 The southern tribes, as a rule, understand the Chinook jargon, in which almost all the intercourse between Indians and whites is at present carried on.
- 1958 Actually, the Chinook jargon was older than any of the white men. Neither the traders nor missionaries invented it, but both expanded the vocabulary and extended its use.
- 1964 . . . Father J. M. Le Jeune . . . printed books and the weekly journal "Kamloops Wawa" in Chinook jargon.
- 1849 [Besides the foregoing language [Chinookan], there is another lingo, or rather mixed dialect, spoken by the Chinook and other neighbouring tribes; which is generally used in their intercourse with the white.]