To cup ones balls with your palm in the shape of a ... well cup. Just as if to use your hand as a sports cup. Can often be used in Rape/verbalharassment. (Thanx Austin.)
The curving of one's hand(s) into a cup formation and gently proceeding to cup the ass or any other sexual body part of an another.
Usually done with consent of both parties, but know to have other occurrences.
Other Forms:
Soft Cup Soft Cupping
Soft Cupped