Dictionary

1groin

noun \ˈgrin\

: the area of the body where your legs come together

Full Definition of GROIN

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
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Illustration of GROIN

Origin of GROIN

alteration of Middle English grynde, from Old English, abyss; akin to Old English grund ground
First Known Use: circa 1532

Other Anatomy Terms

bilateral symmetry, carotid, cartilage, dorsal, entrails, prehensile, renal, solar plexus, supine, thoracic, ventral

Rhymes with GROIN

2groin

verb

Definition of GROIN

transitive verb
:  to build or equip with groins

Illustration of GROIN

First Known Use of GROIN

circa 1816

Other Architecture Terms

buttress, casita, cornice, fanlight, garret, lintel, parapet, pilaster, plinth
GROIN[1] Defined for Kids

groin

noun \ˈgrin\

Definition of GROIN for Kids

:  the fold or area where the abdomen joins the thigh
Medical Dictionary

groin

noun \ˈgrin\

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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