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groin - 9 dictionary results
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groin

  [groin]
Use groin in a Sentence
–noun
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.
–verb (used with object)
5. Architecture. to form with groins.
Origin:
1350–1400; earlier grine, ME grinde; cf. OE grynde abyss, akin to grund bottom, ground 1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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groin   (groin)   
n.  
  1. Anatomy The crease or hollow at the junction of the inner part of each thigh with the trunk, together with the adjacent region and often including the external genitals.
  2. Architecture The curved edge at the junction of two intersecting vaults.
  3. A small jetty extending from a shore to protect a beach against erosion or to trap shifting sands.
tr.v.   groined, groin·ing, groins
To provide or build with groins.

[Alteration (influenced by loin) of Middle English grinde, perhaps from Old English grynde, abyss, hollow.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Groin

Groin\, n. [F. groin, fr. grogner to grunt, L. grunnire.] The snout of a swine. [Obs.] --Chaucer.

Groin

Groin\, v. i. [F. grogner to grunt, grumble.] To grunt to growl; to snarl; to murmur. [Obs.] --Chaucer.

Bears that groined coatinually. --Spenser.

Groin

Groin\, n. [Icel. grein distinction, division, branch; akin to Sw. gren, branch, space between the legs, Icel. greina to distinguish, divide, Sw. grena to branch, straddle. Cf. Grain a branch.]

1. (Anat.) The line between the lower part of the abdomen and the thigh, or the region of this line; the inguen.

2. (Arch.) The projecting solid angle formed by the meeting of two vaults, growing more obtuse as it approaches the summit.

3. (Math.) The surface formed by two such vaults.

4. A frame of woodwork across a beach to accumulate and retain shingle. [Eng.] --Weale.

Groin

Groin\, v. t. [imp. & p. p. Groined; p. pr. & vb. n. Groining.] (Arch.) To fashion into groins; to build with groins.

The hand that rounded Peter's dome, And groined the aisles of Christian Rome, Wrought in a sad sincerity. --Emerson.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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Language Translation for : groin
Spanish: ingle,
German: die Leistengegend,
Japanese: またのつけ根
More Translations »

groin 
1592, from M.E. grynde "groin" (c.1400), originally "depression in the ground," from O.E. grynde "abyss," perhaps also "depression, hollow," from P.Gmc. *grundus (see ground). Altered 16c. by influence of loin. The architectural groin "edge formed by the intersection of two vaults" is from 1725.
Online Etymology Dictionary, © 2001 Douglas Harper
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Main Entry: groin
Pronunciation: 'groin
Function: 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
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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groin (groin)
n.
The crease or hollow at the junction of the inner part of each thigh with the trunk, together with the adjacent region and often including the external genitals.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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