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
2
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
"And so to St. Andrews to begin the quest for the Grand Slam," he [Bobby Jones] wrote.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
(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 noun
a Grand Slam event/tournament
Graf was 17 when she won the first of her 21 Grand Slam titles here in 1987 …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

Examples of grand slam in a Sentence

He made a grand slam.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Fans at Easton Stadium anticipated another grand slam, holding up their cellphones hoping to catch some magic. Jordan Puente, Los Angeles Times, 18 May 2026 That set up Evans, who hammered a 2-1 pitch over the left-field wall for a grand slam, giving the Knights an early 4-0 lead. Matt Murschel, The Orlando Sentinel, 16 May 2026 Opening round struggles in majors have been a theme for McIlroy, even in his 2025 Masters' win to complete the career grand slam. Dan Zaksheske Outkick, FOXNews.com, 14 May 2026 The Reds scored five runs in the first inning, culminating in a Tyler Stephenson grand slam, but starter Nick Lodolo gave up four runs in the second inning. C. Trent Rosecrans, New York Times, 14 May 2026 See All Example Sentences for grand slam

Word History

First Known Use

1800, in the meaning defined at sense 3

Time Traveler
The first known use of grand slam was in 1800

Browse Nearby Words

Cite this Entry

“Grand slam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grand%20slam. Accessed 21 May. 2026.

Kids Definition

grand slam

noun
: a home run hit with three runners on base
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster