The Indian regarded the sack of flour: "You chechako," he announced.
"chechako," muttered the Indian, and passed around to the door.
Without doubt he was, in the old phrasing of the North, a chechako.
No one had bet on Smoke, who, despite his several known exploits, was still accounted a chechako with much to learn.
A newcomer; greenhorn
[1890s+; fr Chinook jargon chee chahco, ''newcomer'']