cold cash
Dollar bills and coins, as opposed to checks or credit. The deal won't go through unless we pay him in cold cash.
cold cash
Also, hard cash. Actual currency (bills and coins); money immediately available, paid at the time of a purchase. For example, Will you lower the price if I pay in cold cash instead of using a credit card? or We have only a limited amount of hard cash-the rest is in accounts receivable. [First half of 1900s]