hit one out of the ballpark

• knock one out of the ballpark
• hit one out of the park

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hit one out of the ballpark

1. (baseball) To hit a fair ball so well that the ball flies over all of the spectators' seats and lands outside the stadium.
2. (idiomatic, by extension) To produce a spectacular achievement.
   • 2007 Sept. 18, Patricia Best, "Elite dig deep for tribute dinner," Globe and Mail (Toronto) (retrieved 29 June 2008):

     The Canada Institute, part of the Woodrow Wilson International Center for Scholars, has hit one out of the ballpark with its Montreal fundraiser.

• swing for the fences