Wiktionary
country wife
n. (context Canada historical English) A fur trader's First Nations or Métis common-law wife.
Usage examples of "country wife".
And then on that day when the cousin had commended the country wife and laughed at the city wife, that had passed which could not be forgiven.
His meek little country wife was becoming increasingly rebellious.
Most of the village folk took two or three rapid steps back to avoid the stallion, but Axis noted that one woman, unusually striking for a country wife, had stood her ground and was now gazing at Axis with something approaching disdain.
However, two days later Lionel called up to tell me that his square country wife is demanding to know why he has to eat his dinner off the mantelpiece.