A stout homosexual whose origins are of the prairie Provinces or States. They are often associated with an apathetic and generally unpleasant personality as well as a facile nature. They quite frequently have small feet.
John: "Hey did you see Riley just now? He showed up to the party wearing overalls..."
Mike: "Yeah Riley is definitely a Prairie Fairy... look he wears a size 6..."
A Gay Cowboy. Most of them live in North and South Dakota.
Joe: look those to guys over at the bar.
Tim: Yeah that one looks like a prairie fairy to me.
Joe: I though he had a wife!
Tim: She is just a cover for him.