Stop fucking my pussy!
1) Expletive used to demand that another person cease their verbal abuse.
2) A saucy response to question the validity of another person's statement.
My boss wouldn't lay off about how I screwed up the lunch rush, so I told him to 'Stop fucking my pussy!' and flipped him the bird.

"Dude, I really think that hot chick is in love with you."
"No way, stop fucking my pussy."

Also: 
Are you fucking my pussy?

I know it's mean, but I just love fucking his pussy. 