The term 'Raker' is a job description for someone who works in a casino. A Raker is responsible for collecting the house's share of the pot in card games such as poker. The term 'CROUPIER' is another job description for someone who works in a casino, and is responsible for managing the table games such as roulette and blackjack. Croupiers are also responsible for ensuring that the game is played fairly and that all players follow the rules.