(idiomatic) To spend money foolishly or indiscriminately; to waste money without regard of the consequences.

To be a situation where little or no personal risk can be incurred. / To act as though little or no risk can be incurred.

(colloquial) Petty cash, money for use on trivial items while walking around.

plural of licence to print money

plural of license to print money

plural of money market fund

street money

(US, informal) unemployment benefit

plural of rent money

plural of ready money