grand slam
Americannoun
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Bridge. the winning of all thirteen tricks of a deal.
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Baseball. Also grand-slammer. a home run with three runners on base.
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Sports. the winning by a single player of several designated major championship contests in one season, as in golf or tennis.
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any sweeping success or total victory.
noun
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bridge the winning of 13 tricks by one player or side or the contract to do so
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tennis golf
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the winning of all major competitions in a season, esp in tennis and golf
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one of the 4 major competitions in a season in tennis
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(often capital) rugby Union the winning of all five games in the annual Six Nations Championship involving England, Scotland, Wales, Ireland, France, and Italy Compare triple crown
Other Word Forms
Noun Inflected Forms
Etymology
Origin of grand slam
First recorded in 1890–95
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Open—and the one major standing between Scheffler and the career grand slam.
From The Wall Street Journal ● Jun. 18, 2026
With the lead and all of the momentum after Carpentier’s grand slam, Stankiewicz pushed his chips to the middle of the table knowing the importance of winning the opener of a best-of-three series.
From Los Angeles Times ● Jun. 5, 2026
Walter Urbon’s grand slam highlighted a five-run rally in the fourth.
From Los Angeles Times ● May 31, 2026
Grant cooked up a grand slam to make it 6-0 in the fourth inning.
From Los Angeles Times ● May 18, 2026
I couldn’t believe that the same kids who laughed at me and called me stupid were now cheering for me as I hit a grand slam in the Little League World Series.
From "The Freedom Writers Diary" by The Freedom Writers
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.