John Wayne cookie noun a US Army c-ration biscuit or candy bar US,1986
— Gregory Clark, WordsoftheVietnamWar, p. 254, 1991
The GIs would slam the jam, peanut butter, and John Wayne cookie together and call them PB&Js. — Donald Gazzaniga, TheNo-Salt,Lowest-SodiumLightMealsBook, p. 62, 2006