Definitions
1.nounA money prize pool which accumulates until the conditions are met for it to be won.
2.nounA large cash prize or money.
3.nounAn unexpected windfall or reward.
4.nounA concentration of surface wood or fuel."a juniper jackpot"
5.nounA large accumulated point bonus, originally awarded after a long set of actions but now often easily available in multiball modes.
6.verb(of a slot machine) To issue a jackpot.