money bomb
n.— «Munger got the money for the ads by holding a focused online fundraiser—a “money bomb,” in the parlance of the Ron Paul presidential campaign, although Munger said his modest effort was more like a “money grenade.”» —“Speaking of politics: Libertarians, Hagan-Dole and recession” by Edward Cone News-Record (Greensboro, North Carolina) July 17, 2008. (source: Double-Tongued Dictionary)
Further reading
The expression to run the traps means “to perform due diligence” or “solicit a wide variety of opinions” or “investigate every angle thoroughly.” This metaphor derives from the literal sense of running the traps, which refers to hunting and fishing...
While reading Great Expectations (Bookshop|Amazon) by Charles Dickens, a listener in Arlington, Texas, is surprised when one of the characters inherits some money, which Dickens describes as a cool four thousand. Were they really using cool that way...