A Sports Bet First Deposit Bonus is an enticing offer provided by online sportsbooks to attract new customers. When users create an account and make their initial deposit, they receive a bonus, often a percentage of the deposit amount, which can be used to place bets. This bonus enhances the betting experience by providing extra funds, allowing users to explore various betting options without risking their own money. However, it's essential to read the terms and conditions, as there may be wagering requirements and restrictions on how the bonus can be used.