1979 Amer. Motorcyclist Oct. 12: As for the so-called ‘Oklahoma credit card’ system of gas siphoning, remember that it takes only a few drops of gasoline in the lungs to bring on pneumonia and possibly a speedy death.at Oklahoma credit card (n.) under Oklahoma, adj.
1986 Amer. Motorcyclist June 30/2: Deep pockets wwill more than likely become a household term in the near future [...] It indicates the person or organization with the most assets.at deep pockets (n.) under pocket, n.
1988 Amer. Motorcyclist Oct. 4/2: They both crashed, and [...] the guy in the back got a pretty good case of road rash. He was bleeding from his arms and legs, and hollering about his foot being broken.at road rash (n.) under road, n.
1990 Amer. Motorcyclist Dec. 23: Mr. Average and his wife see you and your motorcycle on the road.at Mr Average (n.) under Mr, n.