Koala Surprise

Originated from an Australia, when a girl gives you Chlamydia. Koalas are known to have chlamydia.

Some say the phrase was first coined by a random Aussie lass who knew too much about koalas.
That lassie gave me the ole koala surprise. But she was worth it
by Strikefv October 18, 2023
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surprise appearance

An unexpected appearance by a person to an event that he or she wasn't even expected to attend.
The former pro baseball player made a surprise appearance at the Met Gala in May 2017 with his hubby.
by Silent Jerry June 21, 2017
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vampire surprise

When a girl is on her period you eat her out then french kiss into her mouth
i just gave mary a vampire surprise
by cottonPickker February 08, 2019
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Janitor's Surprise

A sexual act taking place in the janitor's closet, often intercourse, causing the janitor to be quite shocked if he happens to open the door while the two are doing it.
Guy 1: You won't believe what happened yesterday!
Guy 2: What?
Guy 1: Stacy wanted to have sex, but we were in school, so we did it right in the closet. It was a real janitor's surprise!
by gogglyeyed October 24, 2013
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Surprise Mustache

The phenomenon of meeting a person in a masked setting and developing a rapport, only to be blindsided by their naked face being adorned with a stache.
Dude I saw professor jenkins maskless yesterday
Surprise mustache?
Surprise mustache.
by Amanda_Likes_Plants January 20, 2022
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Taco Surprise

Taugh-co Ser-prize
When a naked woman bends over and you can see her vagina from behind. One step above mooning.
"Wow, that was some out of this world intercourse, I'll just pick up my panties and be on my way" BAM *Taco surprise*

"I walked into the change room and Cheryl taco surprised me! What a joker!"
by Rad Chad March 15, 2014
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Surprise attack

When your on your bed with her forcinating missionary,you take it out her vagina and stick it in her butt.
Me and my girl was doing bits the other day,I pulled a surprise attack.
by Bigman577544 June 09, 2021
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