the act of having intercourse without the other partner knowing about it at first commonly confused with rape your partner may scream NO!, Stop!, and Dont! but a kind reply of Surprise will let them know what is happening.
After Diane's Birthday party she was so wasted Jake totally surprised sex'd her, boy was she pissed the next morning.

Q: Would you try to stop her if she tried to rape you?
A: No I happen to be a fan of surprise sex I love gifts
by Yaahwayy the Great November 16, 2010
23 more definitions
Top Definition
Unconsented intercourse that is technically construed as rape.

When performed on your girlfriend, it's surprise sex.

When performed on an even hotter chick, it's rape.
Surprise sex is the reason that children occur in the animal kingdom. Male rabbits rape the females. Yes, really, my sister breeds rabbits and knows all.
by Gumba Gumba April 14, 2004
Politically correct term for conducting sexual intercourse without consent.

Rape is such a harsh word... everyone loves a surprise!

"I'd been following her for weeks, i knew it was here birthday soon and planned to surprise her"
My girlfriend made the mistake of asking me what surprise sex meant
Aren't birthday parties or presents better when you don't expect them? Surprise Sex also a fantastic method to meet new people and interesting people like hot women or the police. Just ask Bill O'Reilly, he has been engaging in the practice of 'Surprise Sex' for nearly 20 years.
I didn't rape her officer. Haven't you heard of surprise sex?
by Real Gangsta in da House July 12, 2005
sex when she least expects it
She was sleeping, but I still gave her some surprise sex.
by The Grapist January 26, 2004
A way of raping someone and not raping them because your surprising them with sex
(Rapee) Help rape
(Raper) Its not rape its surprise sex
(Rapee) Damn
by emoboy173 August 31, 2008
Rape, but you shout surprise.
Sarah was walking down the road when all of sudden rob jumped out of a bush.
'SURPRISE!' he shouted, he then had a shag with her in that very bush. Good old Surprise Sex.
by JJJpowww December 04, 2008
A jocular term for rape.
We in the rapist community prefer the term "surprise sex."
by frick1 February 24, 2010

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