play a game of chance for money, or bet on the outcome of a future event such as the result of a race or game
Edward was gambling more than ever
he gambles on football
take risky action in the hope of a desired result
he was gambling on the success of his satellite TV channel
a risky action undertaken with the hope of success
pursuing a dream can be a gamble
we decided to take a gamble and offer him a place on our staff