plural pecs
ˈpeks 
informal
: a muscle connecting the ventral walls of the chest with the bones of the upper arm and shoulder : pectoral muscle
—usually plural
His muscular pecs and biceps were vestiges of his short, happy life as a pro triathlete.—
Austin Murphy
Austin MurphyHunky Patrick Swayze got to flex his pecs as a surfer in Point Break …—Jim Harwood
Jim HarwoodIn this totally enjoyable film, Schwarzenegger is witty, charming, subtle, tough and most impressive—a Cary Grant with pecs.—Ralph Novak
Ralph NovakExamples of pec in a Sentence
Recent Examples on the Web
With Jones healed from surgery on his pec and shoulder, that contest is fast approaching.
—Trent Reinsmith, Forbes, 5 Nov. 2024
The movement may be most closely associated with the sport and Beck’s position, in particular — the overhead throwing motion — is what Lee told him was the likely cause, the pec muscles contracting on the artery and then potentially sending particles of a blood clot down the arm.
—Evan Webeck, The Mercury News, 1 Mar. 2024
The pec major is responsible for adduction of the arm (movement in toward the body's midline) and rotation of the arm forward, while the pec minor is responsible for moving your ribs and shoulders.
—Brett Williams, Men's Health, 6 Sep. 2023
The pec major is bigger, and sits above the pec minor.
—Brett Williams, Men's Health, 6 Sep. 2023
See all Example Sentences for pec 
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Trent Reinsmith, Forbes, 5 Nov. 2024
The movement may be most closely associated with the sport and Beck’s position, in particular — the overhead throwing motion — is what Lee told him was the likely cause, the pec muscles contracting on the artery and then potentially sending particles of a blood clot down the arm.
—Evan Webeck, The Mercury News, 1 Mar. 2024
The pec major is responsible for adduction of the arm (movement in toward the body's midline) and rotation of the arm forward, while the pec minor is responsible for moving your ribs and shoulders.
—Brett Williams, Men's Health, 6 Sep. 2023
The pec major is bigger, and sits above the pec minor.
—Brett Williams, Men's Health, 6 Sep. 2023
See all Example Sentences for pec
Dictionary Entries Near pec
Cite this Entry
“Pec.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pec. Accessed 23 Nov. 2024.
Copy CitationMedical Definition
pec
noun
: pectoralis
—usually used in plural
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