Verb: The fierce action of violent butt sex while threatening your partner with a bludgeoning tool.
I gave my wife the Mongolian Poptart last night and I'm pretty sure she left this morning with the kids. I hope I'm not in the dog house.
Surprise sex is the same as rape except you can't get in trouble. The word "Surprise" must be stated before the act.
Disclaimer: There is no guarantee that this will hold up in the court of law.
Surprise, bitch!! 'Hope you like Surprise Sex.