What is roughing the diamond?

A person who is not very attractive but dresses very nicely, thus increasing their attractiveness through the help of expensive clothing.

No one would look at her if she dressed casually, she is a rough in the diamond.

roughing the diamond - video

Roughing the diamond - what is it?

Female masturbation, soley stimulating the clitorus

Rachel was highly embarrassed when Adam walked in on her roughing the diamond