1. (name) A contestant on the game show Jeopardy! , who won 74 games in a row and holds many world records concerning game shows (including most won on a single day of Jeopardy! ($75,000), and most money won an ANY game show in history ($2,520,700).
2. (noun) A person with total mastership of an art or craft.
1. Ken Jennings will be appering on Jeopardy! May 23-25, with the chance to win ANOTHER 2 million.