In Bro Culture, often used to describe the forsaken land found between the vagina and buttock. Otherwise known as the taint, gooch, middle-earth, or the unholy ghost of the trinity.
"Bro, she put the bidet on feminine mode and got sprayed right in the gretchen."
"Brah, her gretchen disappeared after she crowned."
"Bruh, I had her completely naked but had to walk away when I saw her unshaven gretchen."