\ ˈgrȯin How to pronounce groin (audio) \

Definition of groin

 (Entry 1 of 2)

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
2a : 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


groined; groining; groins

Definition of groin (Entry 2 of 2)

transitive verb

: to build or equip with groins

Illustration of groin

Illustration of groin


groin 2a

In the meaning defined above

Examples of groin in a Sentence

Recent Examples on the Web: Noun

Sometime during Saturday's game against the Phoenix Suns, Bagley tweaked his right hip flexor and groin area. Scooby Axson,, "Marvin Bagley Injures Hip, Groin; Set for MRI," 8 July 2018 Respondent appears to bend his knee moving his groin area toward Complainant’s buttocks. Keri Blakinger, Houston Chronicle, "Sergeant sues Texas prison system over claims of sexual harassment, retaliation," 5 July 2018 His groin area became infected within weeks and had to be treated. Dave Altimari,, "Clinton Man Sues CVS For Giving Him Wrong Cream For His Groin," 23 June 2018 After that there was plenty of trash talk and ear-blowing incident and a punch to the groin as the Cavaliers eliminated the Pacers in the playoffs five times in seven seasons. Nat Newell, Indianapolis Star, "NBA free agency has outdone itself: Lance and LeBron, teammates at last," 1 July 2018 Chambers failed to get any glove on the ball, and the ball proceeded to hit him in the groin and bounce past the third-base line. Andrew Joseph, For The Win, "Run scores after missed pop-up hits Mets draft pick in the groin," 11 June 2018 Symptoms of the disease include fevers, night sweats, itchy skin and the appearance of lumps on the neck, underarm, or groin of patients. Jason Duaine Hahn,, "Couple Allegedly Faked Son's Cancer for Money and Duped Syracuse University Football Team for Perks," 9 May 2018 Puig bared almost all in the pictures, with only a glove or a thigh concealing his groin area in the majority of them. Dylan Hernandez,, "The naked truth of the matter is, a maturing Puig has grown on Dodgers," 26 June 2018 Injury updates: Pitcher Dylan Covey (groin) left Saturday’s game in the fifth inning, but reported feeling better Sunday, Renteria said. Phil Thompson,, "White Sox pitching prospect Dane Dunning exits Double-A game with elbow injury," 24 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'groin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of groin


circa 1532, in the meaning defined at sense 1


circa 1816, in the meaning defined above

History and Etymology for groin


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

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Statistics for groin

Last Updated

12 Mar 2019

Look-up Popularity

Time Traveler for groin

The first known use of groin was circa 1532

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More Definitions for groin



English Language Learners Definition of groin

: the area of the body where your legs come together


\ ˈgrȯin How to pronounce groin (audio) \

Kids Definition of groin

: the fold or area where the abdomen joins the thigh


\ ˈgrȯin How to pronounce groin (audio) \

Medical Definition of groin

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

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More from Merriam-Webster on groin

Rhyming Dictionary: Words that rhyme with groin

Spanish Central: Translation of groin

Nglish: Translation of groin for Spanish Speakers

Britannica English: Translation of groin for Arabic Speakers

Comments on groin

What made you want to look up groin? Please tell us where you read or heard it (including the quote, if possible).


of or relating to a parable or parabola

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