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
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.
Lorenze takes inspiration from the distinctive on-court look of tennis’s only clay grand slam.
From The Wall Street Journal • May 15, 2026
He also captured Merion Golf Club on the day Bobby Jones completed the grand slam there in 1930.
From The Wall Street Journal • May 14, 2026
Granada Hills 16, Taft 2: Dahlia Perez had a grand slam during a 15-run second inning.
From Los Angeles Times • May 1, 2026
Sylmar 10, Kennedy 0: Rickee Luevano hit a grand slam for Sylmar.
From Los Angeles Times • Apr. 30, 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.