The term 'LONG GREEN' is a slang term for MONEY. The crossword solutions for this term include 'DOUGH' (5 letters), 'BREAD' (5 letters), 'LETTUCE' (7 letters), 'MOOLA' (5 letters), 'MOOLAH' (6 letters), 'CASH' (4 letters), 'KALE' (4 letters), 'MONEY' (5 letters), 'DINERO' (6 letters), and 'DOREMI' (6 letters), as well as 'COLDCASH' (8 letters). All of these words are slang terms for MONEY, and they all refer to the same concept of having a large amount of MONEY.