A casino welcome bonus is an enticing offer designed to attract new players to an online casino. Typically, it includes a match bonus on the first deposit, where the casino matches a percentage of the player's deposit amount, often accompanied by free spins on popular slot games. This bonus allows players to explore the casino's offerings with extra funds, enhancing their gaming experience. However, it's essential to read the terms and conditions, as wagering requirements and game restrictions may apply. Overall, a welcome bonus can provide a great start to a player's online gaming journey.