"*big shiny expensive toyota 4wd with shiny rims a pulls up at intersection*  bystander: "stupid asphalt cowboy
is a [noob] owner/driver of a very expensive & perpetually immaculate 4wd
""*big shiny expensive toyota 4wd with shiny rims a pulls up at intersection*  bystander: "stupid asphalt cowboy" What is the definition of "asphalt cowboy"?