usage: the act of playing for stakes in the hope of winning (including the payment of a price for a chance to win a prize); "his gambling cost him a fortune"; "there was heavy play at the blackjack table"
Verb
1. gamble, chance, risk, hazard, take chances, adventure, run a risk, take a chance, try, seek, attempt, essay, assay
usage: take a risk in the hope of a favorable outcome; "When you buy these stocks you are gambling"