Blacknailed
When a person is unwillingly forced to do something through sex.
"Do you want to buy me that necklace"
"Uuh no"
**Blacknailed**
"How about now?"
"O.K!"
"Uuh no"
**Blacknailed**
"How about now?"
"O.K!"
blacknail
Using potentially embarrassing information to coerce someone into sleeping with you.
John: Did you hear about Sara?
Patrick: What happened?
John: I heard she spend all her graduation money on coke. I work for her dad. Should I say something?
Patrick: Only if you're trying to blacknail her.
Patrick: What happened?
John: I heard she spend all her graduation money on coke. I work for her dad. Should I say something?
Patrick: Only if you're trying to blacknail her.