windshield cowboy
n.— «Instead of the customary chuck wagon, the participating cowboys and a number of “windshield cowboy” spectators ate their barbecue dinner at the auction after the herd was penned.» —“Cowboys Push Herd To Market” by Danny Lammert in Haskell Abilene Reporter-News (Texas) Feb. 18, 1971. (source: Double-Tongued Dictionary)