jack·pot 
/ˈʤækˌpɑ:t/ noun
plural jack·pots /ˈʤækˌpɑ:t/ noun [count] : a usually large amount of money won in a game of chance
▪ The lottery jackpot is up to one million dollars.
▪ The lottery jackpot is up to one million dollars.
hit the jackpot 1 : to win all the money that can be won in a game of chance
▪ He hit the jackpot on the slot machine. 2 : to have unexpected success or good luck
▪ He really hit the jackpot with his new restaurant. [=he became very successful with his new restaurant] ▪ They hit the jackpot when they hired her. [=she is a very valuable employee]
▪ He hit the jackpot on the slot machine.
▪ He really hit the jackpot with his new restaurant. [=he became very successful with his new restaurant] ▪ They hit the jackpot when they hired her. [=she is a very valuable employee]
