Gaming
WordNet
noun
(1) 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"
WiktionaryText
Noun
- The practice of playing games of chance for money.
- Playing a game with a video interface.
- Use of game theory for manipulative purposes. (Such as "gaming the system")