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groin

[ groin ]
/ grɔɪn /
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noun
Anatomy. the fold or hollow on either side of the front of the body where the thigh joins the abdomen.
the general region of this fold or hollow.
Architecture. the curved line or edge formed by the intersection of two vaults.
Also groyne . a small jetty extending from a shore to prevent beach erosion.
verb (used with object)
Architecture. to form with groins.
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Origin of groin

1350–1400; earlier grine, Middle English grinde; compare Old English grynde “abyss,” akin to grund “bottom, ground1

OTHER WORDS FROM groin

un·groined, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use groin in a sentence

British Dictionary definitions for groin

groin
/ (ɡrɔɪn) /

noun
the depression or fold where the legs join the abdomenRelated adjective: inguinal
euphemistic the genitals, esp the testicles
a variant spelling (esp US) of groyne
architect a curved arris formed where two intersecting vaults meet
verb
(tr) architect to provide or construct with groins

Word Origin for groin

C15: perhaps from English grynde abyss; related to ground 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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