groin

1 of 2

noun

1
: the fold or depression marking the juncture of the lower abdomen and the inner part of the thigh
also : the region of this line
2
a
: the projecting curved line along which two intersecting vaults meet
b
: a rib that covers this edge
3
: a rigid structure built out from a shore to protect the shore from erosion, to trap sand, or to direct a current for scouring a channel

Illustration of groin

Illustration of groin
  • groin 2a

groin

2 of 2

verb

groined; groining; groins

transitive verb

: to build or equip with groins

Examples of groin in a Sentence

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.
Noun
Brandon Graham is questionable due to an elbow injury, Dallas Goedert is questionable with a groin injury, and C.J. Uzomah is also questionable with an abdomen injury. Yaakov Katz, Newsweek, 7 Feb. 2025 The former students’ lawsuit says some teachers, including Richard Kuch and Richard Gain, regularly touched students’ breasts, buttocks and groins to push them into straighter posture or higher leaps. Sara Coello, Charlotte Observer, 3 Feb. 2025 Julius Randle left the game in the first half with a groin injury and did not return. Jace Frederick, Twin Cities, 31 Jan. 2025 Diagnosis Your medical history is key to diagnosing the underlying cause of your groin pain. Ruth Jessen Hickman, Health, 9 Jan. 2025 See all Example Sentences for groin 

Word History

Etymology

Noun

alteration of Middle English grynde, from Old English, abyss; akin to Old English grund ground

First Known Use

Noun

circa 1532, in the meaning defined at sense 1

Verb

circa 1816, in the meaning defined above

Time Traveler
The first known use of groin was circa 1532

Dictionary Entries Near groin

Cite this Entry

“Groin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/groin. Accessed 13 Feb. 2025.

Kids Definition

groin

1 of 2 noun
1
: the junction of the lower abdomen and the inner part of the thigh or the part of the body around this junction
2
: the curved line or rib on a ceiling along which two vaults meet

groin

2 of 2 verb
: to build or equip with groins

Medical Definition

groin

noun
: the fold or depression marking the juncture of the lower abdomen and the inner part of the thigh
also : the region of this line

More from Merriam-Webster on groin

Last Updated: - Updated example sentences
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