1. a pidgin incorporating Chinook and French and English words; formerly used as a lingua franca in northwestern North America; [syn: Chinook Jargon, Oregon Jargon]
WordNet (r) 3.0 (2006):
Chinook Jargon
n 1: a pidgin incorporating Chinook and French and English
words; formerly used as a lingua franca in northwestern
North America [syn: Chinook Jargon, Oregon Jargon]