Meaning of jackpot

jack•pot

Pronunciation: ( jak'pot"), [key]
— n.
  1. the chief prize or the cumulative stakes in a game or contest, as in bingo, a quiz contest, or a slot machine.
  2. a pot that accumulates until a player opens the betting with a pair of predetermined denomination, usually jacks or better.
  3. an outstanding reward or success.
  4. The firm has hit the jackpot with its new line of computers.
    1. to achieve a sensational success; have sudden luck:The firm has hit the jackpot with its new line of computers.
    2. to win a jackpot.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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