[I]magine that you parted with some good folding money—for it takes the "long green" to secure four-year old peach brandy.
1948, Claude Robinson, "Trends in Industry Public Relations"
... the Keynesian theory of ... government spending had a very profound effect on our economy. It has taken folding money out of the pockets of everyone here tonight.
1957, Hearings before the Committee on Finance, United States Senate
Secretary HUMPHREY. Well, I think I can; yes, sir. $25.855 billion are printed notes as of April 30, 1957. Senator MALONE. That is the folding money, the little bills that we carry around? Secretary HUMPHREY. That is right.