(intransitive) To work as a cowboy, herding cattle.
1994, Sherry Robinson, El Malpais, Mt. Taylor, and the Zuni Mountains: a hiking guide and historyBesides cowboying he worked at a small sawmill that cut logs into "four slabs and a tie" and sold ties to the railroad.
1995, American Cowboy (volume 2, number 4, Nov-Dec 1995, page 26)Derwood Bailey cowboyed for 50 cents a day, a noon meal, and a gallon of oats for his horse.
2003, C. J. Hadley, Trappings of the Great Basin BuckarooI still had never ridden or cowboyed, and I wanted to learn something about it. I'd been making the damn saddles for years but didn't know how to use them.