A $150 deposit bonus is an enticing offer often provided by online casinos and sportsbooks to attract new players. When you make an initial deposit, the platform matches a portion of that amount, giving you extra funds to play with. For instance, if you deposit $150, you might receive an additional $150 in bonus money, effectively doubling your bankroll. This bonus allows players to explore various games or betting options with reduced financial risk, enhancing the overall gaming experience. However, it's essential to review the terms and conditions, as wagering requirements may apply before cashing out any winnings.