The “ndb bonus” is a popular incentive offered by online casinos to attract new players. It stands for “no deposit bonus,” which means players can receive a bonus without having to make a deposit. This type of bonus is often used to try out new games or casinos without risking your own money. Players should always review the terms and conditions of the ndb bonus to understand any wagering requirements or restrictions. Overall, the ndb bonus can be a great way to explore online casinos and potentially win real money without initial financial commitment.