FUTURE BUCKS is a term used to describe the money that will be earned in the future. FAWNS is the five letter answer to this crossword puzzle, and it is an acronym for 'Future Assets Worth Now Savings'. This term is used to describe the idea of saving money now in order to have more money in the future. This concept is based on the idea that money saved now will be worth more in the future due to inflation and other economic factors.