A 1 Deposit Casino Bonus is an enticing promotion offered by online casinos to attract new players. This bonus typically rewards users with extra funds or free spins after making their first deposit. For example, a casino might offer a 100% match bonus up to a certain amount, effectively doubling the player's initial deposit. This allows players to explore the casino's games with a larger bankroll, increasing their chances of winning. However, it's essential to read the terms and conditions, as wagering requirements and game restrictions may apply.