1. To risk something valuable, especially money, on the outcome of a game or event. This is the most common meaning of the word. It implies a chance of winning or losing, and often involves an element of uncertainty.
Examples:
* "He gambled all his money on the horse race."
* "I'm not willing to gamble on the stock market."
2. To take a chance on something uncertain, hoping for a favorable outcome. This meaning is similar to the first, but it can be applied to situations other than games or events.
Examples:
* "She gambled her future on her new business venture."
* "He gambled on his ability to pass the exam without studying."
3. To risk something valuable without a guarantee of success. This meaning is similar to the second, but it emphasizes the risk involved and the lack of certainty about the outcome.
Examples:
* "The company gambled its reputation on a new product line."
* "The government gambled on the success of its economic policies."
4. To engage in games of chance, especially for money. This is a specific use of the word, referring to activities like poker, roulette, or slot machines.
Examples:
* "He was a gambler all his life, addicted to the thrill of the game."
* "The casino was filled with gamblers hoping to win big."
In summary, "gamble" usually refers to taking a risk for a chance of gain. The specific meaning can vary depending on the context, but it always involves an element of uncertainty and the possibility of loss.