fastball

noun

fast·​ball ˈfas(t)-ˌbȯl How to pronounce fastball (audio)
: a baseball pitch thrown at full speed and often appearing to rise slightly as it nears the plate
fastballer noun

Examples of fastball in a Sentence

He struck him out with a fastball.
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.
Jackson Merrill followed up his four-RBI game on Thursday by going 3-for-4 last night. Suarez, who last season threw his four-seam fastball 71% of the time and his sinker another 16% of the time, has thrown 15 changeups among his 38 pitches. Kevin Acee, San Diego Union-Tribune, 29 Mar. 2025 Of the 84 pitches Greene threw, 59 were his four-seam fastball. C. Trent Rosecrans, New York Times, 28 Mar. 2025 The start of the new season presented a new version of Rodón, who relied primarily on his four-seam fastball and swing-and-miss slider during his first two years with the Yankees. Peter Sblendorio, New York Daily News, 27 Mar. 2025 Posey and manager Bob Melvin both gave Doval a vote of confidence at the Winter Meetings, and as bad as last season went, there’s still reason to believe Doval can be a great high-leverage reliever. Doval, 27, maintains elite fastball velocity (96th percentile) paired with a wipeout slider. Justice Delos Santos, Mercury News, 26 Mar. 2025 See All Example Sentences for fastball

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of fastball was in 1883

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Cite this Entry

“Fastball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fastball. Accessed 3 Apr. 2025.

Kids Definition

fastball

noun
fast·​ball ˈfas(t)-ˌbȯl How to pronounce fastball (audio)
: a baseball pitch thrown at full speed

More from Merriam-Webster on fastball

Last Updated: - Updated example sentences
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