graymail
English
Etymology
From gray + mail: in the threat sense, by analogy with blackmail.
Noun
graymail (uncountable)
- (US, law) The threatened exposure of state secrets in order to manipulate legal proceedings.
- (Internet) Email that is not technically spam (since the user agreed to receive it) but which is unwanted, such as newsletters after making a purchase.
Related terms
- see blackmail