An online gambling bonus no deposit is a promotional offer that allows players to try out a casino or betting site without having to make an initial deposit. This type of bonus typically comes in the form of free cash or free spins, enabling users to explore games and potentially win real money without financial risk. It serves as an enticing incentive for new players to sign up and experience the platform, while also allowing casinos to attract a larger audience. However, players should always read the terms and conditions to understand wagering requirements and withdrawal limits.