The term 'MAJOR MONEY MAKER' is a crossword solution composed of two words: MINT (4 letters) and USMINT (6 letters). The first word, MINT, is a noun that refers to a place where coins and other forms of currency are made. The second word, USMINT, is an acronym for the United States MINT, which is the government agency responsible for producing coins for circulation in the United States. Together, these two words form a phrase that describes the US MINT as a major money maker.