Definition of "warwagon"

"You mean you won't come with us in the warwagon?" "You don't have a warwagon. You don't even have a pocket knife. You have light meters around your neck that would feed one of those guys and all his relatives for a year. I wouldn't go back in that barrio in a tank."

1980, Danny Lyon, The paper negative, Bleak Beauty Books, page 28

When he went back inside the warwagon, the audio monitors were quivering with the ghostly echoes of automobile engines firing up and voices raised in excited exchanges. The video recorders clicked on a moment later.

2014, Don Pendleton, Savage Fire, Open Road Media

Stiffly the old general climbed the steps to the upper deck of the warwagon, his knees having grown stiff in the chill air flowing over the deck. His suit of armour still felt too heavy on him, even though it was mostly decorative, splendidly so, […]

2015, Col Buchanan, The Black Dream, Pan Macmillan