Definition of pec
: pectoral muscle —usually used in plural
Recent Examples of pec from the Web
The Jane the Virgin star was hard at work after tearing his pec 2½ months ago.
Not only does Bryant's pec feel great, so does the rest of his body.
Grade: B Jonathan Allen was a top-5 talent who slid because of arthritic shoulders, and Fabian Moreau fell to the third round because of a pec injury.
There was a report of pec muscle injury, but that is a common misinterpretation.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pec'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of pec
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