Large amounts of money; megabucks: There's some hard coin being made by the music magnates (1970s+)
The pure gold of the German temper could never be made into hard coin nor used to advantage.
We all know just how she was put on—and Marston will pay for it in his hard coin.
Bewildered, I signed and paid the Sequestration Commissioner out o' my buckskin pouch in hard coin.
Thus would Chayyim Chaikin scorn those who bought themselves off the fast, and dropped a hard coin into the collecting box.