Learn how to say Groins correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word groin:
1the area between the abdomen and the upper thigh on either side of the body.
informal the region of the genitals:
she kicked him in the groin
2 Architecture a curved edge formed by two intersecting vaults.
late Middle English grynde, perhaps from Old English grynde ‘depression, abyss’