What is "nesters"

Usage examples of "nesters".

The big outfits were warring against the nesters and Payt was the warring kind, as were all the Durbin punchers.

Men strolled by and a heavy-weighted freighter growled outward from Prairie with a load of barbwire for the nesters newly settling the Silver Bow.

Then sodbusters and nesters came and the days of the cattle barons were over.