grand slam
noun
1
baseball
: a home run hit with the bases loaded
… the Dodgers' Eric Karros has a shot to become the first player in history to get 200 career home runs without a grand slam.—
Tim Kurkjian
Tim Kurkjian2
a
usually Grand Slam
(1)
: the winning of all four of the most significant championships in a particular sport in the same year
—used especially in tennis and golf
… with … Nadal spoiling Federer's bid for the Grand Slam by beating him on the clay at the French Open.—Sean Gregory
Sean Gregory"And so to St. Andrews to begin the quest for the Grand Slam," he [Bobby Jones] wrote.—Dave Anderson
Dave Anderson
also
: the winning of all four such championships during the course of one's career
Woods … could become the youngest player to win the career Grand Slam, at age 24. —Clifton Brown
Clifton Brown
(2)
: one of the championships that comprise a Grand Slam : major entry 2 sense 6
"Last year she was a little hungrier," says Davenport's coach, Robert Van't Hof. "She hadn't won a Grand Slam yet."—Diane K. Shah
—often used before another nounDiane K. Shaha Grand Slam event/tournament
Graf was 17 when she won the first of her 21 Grand Slam titles here in 1987 …—Robin Finn
Robin Finn
b
: a clean sweep or total success
3
: the winning of all the tricks in one hand of a card game (such as bridge)
Once, looking over Grace's shoulder, I saw her make a grand slam in clubs when the highest trump card in her hand was the nine.—William Maxwell
William MaxwellExamples of grand slam in a Sentence
He made a grand slam.
Recent Examples on the Web
Her best results at grand slams so far this year are reaching the round of 32 at the Australian Open and Wimbledon.
Mouratoglou, known for his great success coaching Serena Williams, discussed the split with Osaka and her subsequent run in Montreal with CNN.
—Don Riddell, CNN Money, 5 Aug. 2025
First was Jake Bird, who recorded just one out before allowing a grand slam.
—Ryan Morik, FOXNews.com, 2 Aug. 2025
Starter Colin Rea was fortunate to allow only four runs over four innings, while Pressly issued two walks before serving up the grand slam to Vaughn that sealed the game in the seventh.
—Paul Sullivan, Chicago Tribune, 30 July 2025
Naylor hit a winning grand slam against the Mariners in June.
—David Brandt, Baltimore Sun, 25 July 2025
See All Example Sentences for grand slam
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Don Riddell, CNN Money, 5 Aug. 2025
First was Jake Bird, who recorded just one out before allowing a grand slam.
—Ryan Morik, FOXNews.com, 2 Aug. 2025
Starter Colin Rea was fortunate to allow only four runs over four innings, while Pressly issued two walks before serving up the grand slam to Vaughn that sealed the game in the seventh.
—Paul Sullivan, Chicago Tribune, 30 July 2025
Naylor hit a winning grand slam against the Mariners in June.
—David Brandt, Baltimore Sun, 25 July 2025
See All Example Sentences for grand slam
Cite this Entry
“Grand slam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grand%20slam. Accessed 21 Aug. 2025.
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