Poker game cash refers to the real money used in cash games, where players buy in for a specific amount and can leave the table at any time with their winnings. Unlike tournament play, where players compete for a prize pool, cash games allow for more flexible betting and strategy. Players can choose their stakes, making it accessible for both beginners and seasoned pros. The dynamic nature of cash games creates an exciting atmosphere, as players can experience immediate wins or losses, adding to the thrill of the game.