N-COUNT (游戏或彩票的)头奖,最高奖;(尤指游戏中的)累积赌注金 A jackpot is the most valuable prize in a game or lottery, especially when the game involves increasing the value of the prize until someone wins it.
A nurse won the £5 million jackpot. 一个护士赢得了500万英镑的头奖。
取得巨大成功;赢了一大笔钱;交好运 If you hit the jackpot, you have a great success, for example by winning a lot of money or having a piece of good luck.