A Match Deposit Bonus in sports betting is an enticing promotional offer provided by sportsbooks to attract new customers or reward existing ones. When a bettor makes a deposit, the sportsbook matches a percentage of that amount, effectively boosting the player's bankroll. For example, a 100% match on a $100 deposit gives the bettor an additional $100 to wager with. This bonus allows bettors to explore more betting options and increase their chances of winning, making it a popular choice among sports enthusiasts looking to maximize their betting experience.