1
: one that races or is used for racing
2
: any of various active American colubrid snakes (such as genera Coluber and Mastigophis): such as
a
b
Examples of racer in a Sentence
He is a stock car racer.
His horse will be a great racer.
Recent Examples on the Web
Founder Mate Rimac began as a garage builder after converting a BMW into an electric racer, and today his company partners with Porsche and supplies technology globally.
—
Atharva Gosavi, Interesting Engineering, 24 Sep. 2025
That mild give is probably because the Evo SL lacks a carbon or plastic plate or rods—a typical feature of super shoe racers or super trainers.
—Kristen Geil, Outside, 22 Sep. 2025
The 47-year-old racer, who hadn’t competed in Nascar since 2019, suddenly made his return to the Cup Series with Garage 66 at Martinsville Speedway earlier this year.
—Joseph Wolkin, Forbes.com, 18 Sep. 2025
But prior to that, was missing the big, what's called a cyclic super cell, which is this, think of it as a relay racers handing the baton to the next one, handing the baton.
—Outside Online, 17 Sep. 2025
See All Example Sentences for racer
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Atharva Gosavi, Interesting Engineering, 24 Sep. 2025
That mild give is probably because the Evo SL lacks a carbon or plastic plate or rods—a typical feature of super shoe racers or super trainers.
—Kristen Geil, Outside, 22 Sep. 2025
The 47-year-old racer, who hadn’t competed in Nascar since 2019, suddenly made his return to the Cup Series with Garage 66 at Martinsville Speedway earlier this year.
—Joseph Wolkin, Forbes.com, 18 Sep. 2025
But prior to that, was missing the big, what's called a cyclic super cell, which is this, think of it as a relay racers handing the baton to the next one, handing the baton.
—Outside Online, 17 Sep. 2025
See All Example Sentences for racer
Cite this Entry
“Racer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/racer. Accessed 2 Oct. 2025.
Copy CitationKids Definition
racer
noun
rac·er
ˈrā-sər 
1
: one that races or is used for racing
2
: any of various long swift usually black or bluish American snakes
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