DIRTY GAME is a term used to describe a situation in which someone is taking advantage of another person or group of people for their own gain. The term can be used to describe a variety of situations, such as political corruption, financial fraud, or even a game of chance. In this case, the crossword solution for DIRTY GAME is POOL, which could refer to a game of billiards or a swimming POOL. It could also be used to describe a situation in which someone is taking advantage of a group of people for their own gain, such as a pyramid scheme.