A bonus deposit is a promotional offer provided by financial institutions or online platforms, where customers receive additional funds added to their account balance when they make a deposit. This incentive is designed to attract new clients and encourage existing ones to increase their deposits. Bonus deposits often come with specific terms and conditions, such as minimum deposit amounts and wagering requirements, which users must meet before withdrawing the bonus. Overall, it serves as a valuable opportunity for users to enhance their investment potential or gaming experience.