noun, plural mon·ey·men. an investor; angel; backer. a person responsible for managing money or financial arrangements of a business, institution, etc.

moneyman (plural moneymen) Someone tasked with handling money, often specifically a financier.

Britannica Dictionary definition of MONEYMAN [count] : a man who controls the use of large amounts of money — usually plural

moneyman A moneyman, in general, refers to someone who has a significant amount of wealth or someone who is in charge of financial matters. This can be a financier, a principal contributor or a person dealing with huge sums of money in the world of commerce or finance.