A strong, successful woman, who works on the road or in a typical "mans" line of work... examples.. Construction, Road Construction, truck drivers, oil field, farm work, etc.
A woman running a combine during harvest, she is an asphalt cowgirl, a female safety officer in charge of managing the safety of road crews and plant sites is an asphalt cowgirl, a female carpenter, a woman truck driver, A woman working as a roughneck, woman working and being successful in lines of work that males dominate. Could even be a corporate CEO that is the first woman to make it to the top that travels a lot, she would be an asphalt cowgirl
by Asphalt Cowgirl January 31, 2014