groin

American  

[groin] / grɔɪn /

noun

• groins
  plural

1. Anatomy. the fold or hollow on either side of the front of the body where the thigh joins the abdomen.

2. the general region of this fold or hollow.

3. Architecture. the curved line or edge formed by the intersection of two vaults.

4. Also groyne a small jetty extending from a shore to prevent beach erosion.

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verb (used with object)

1. Architecture. to form with groins.

groin British  

/ ɡrɔɪn /

noun

1. the depression or fold where the legs join the abdomen

2. euphemistic the genitals, esp the testicles

3. a variant spelling (esp US) of groyne

4. architect a curved arris formed where two intersecting vaults meet

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verb

1. (tr) architect to provide or construct with groins

Other Word Forms

Derived Forms

• ungroined
  adjective

Inflected Forms

Nouns

• groins
  plural

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Etymology

Origin of groin

1350–1400; earlier grine, Middle English grinde; compare Old English grynde “abyss,” akin to grund “bottom, ground ¹ ”

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Example Sentences

See Examples For:

groin groins

The 34-year-old missed the start of Leinster's season with a groin injury but made his return in the win over Munster on 24 October.

From BBC ● Nov. 4, 2026

Cornerback Trent McDuffie, who sat out the last two games because of a groin injury, could make his way back.

From Los Angeles Times ● Oct. 25, 2026

Nortje was only able to bowl 3.3 overs because of an apparent groin issue, which will impact the remainder of the Test if he is unable to bowl again.

From BBC ● Oct. 21, 2026

The impending return of Sam Curran from a groin injury - who remains important as a left-handed batter and seam-bowling option in the top seven - could also create a squeeze for places.

From BBC ● Sep. 28, 2026

Ella was fluttering above him, dodging missiles and calling out advice: “The groin. The Earthborn’s groin is sensitive.”

From "The Son of Neptune" by Rick Riordan

“The shot blocking, the groins, the hips, the cuts, the bruises, playing every second night: That’s the toll,” coach Jon Cooper said Sunday.

From Seattle Times ● Jun. 19, 2022

The Giants and Dodgers have a rich and colorful sports rivalry featuring bats thrown at heads, balls to groins and an impressive bounty of World Series trophies.

From Los Angeles Times ● Oct. 16, 2021

The series of groins along a beach develops a scalloped appearance for the shoreline.

From Textbooks ● Jan. 1, 2017

Layton built his field of groins - long structures built out into the water to trap and accumulate sand that would otherwise drift along the beach under the water - in the 1950s.

From Washington Times ● Apr. 25, 2015

On one of the smooth wave-worn groins a girl sat sketching the village; her pink gown and red Japanese umbrella made a bright spot on the gold of the sand.

From Man and Maid by E. (Edith) Nesbit

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