Gambling on is a phrase that means taking a risk or making a wager on something. Synonyms for gambling on include risking, betting, speculating, hazarding, venturing, and gambling with. Each of these words implies the act of taking a chance or making a calculated guess with potential consequences. Gambling on can also be used interchangeably with phrases like playing the odds, taking a leap, or rolling the dice. It's important to remember that while gambling on something can result in a thrilling outcome, it can also lead to negative consequences if the risk does not pay off.