Wiktionary
n. 1 money, or other financial instruments, that move regularly between different markets in search of the best interest rates 2 stolen currency that can be easily traced via serial numbers 3 the largest total of money staked on a race etc
Wikipedia
Hot Money is an ITV film first shown in December 2001.
Inspired by the Loughton incinerator thefts, Caroline Quentin stars as a cleaner at the Bank of England who hatches a plot "for impoverished workers to pinch cash" before it's incinerated.
Hot Money is a 1936 American comedy film directed by William C. McGann and written by William Jacobs. The film stars Ross Alexander, Beverly Roberts, Joseph Cawthorn, Paul Graetz, Andrew Tombes and Cy Kendall. The film was released by Warner Bros. on July 18, 1936.
Usage examples of "hot money".
By the time the hot money percolated back to far-flung banks the source of it couldn’.