smex

sex
with a 'm'
which stands for monkey
which led to the development of AIDS

so,
any sex in which you contract AIDS

some years ago:
-dude i just had smex last night
-dude i didn't know u were into bestiality

now:
-i shouldn't have had that smex
-yea, thanks for AIDS

OR
-dude i had smex last night
-dude that sucks, when'd you find out it was smex and not sex?

by HenryL January 13, 2008

Smex

Making out viciously while fully or partly clothed. Also known as dry sex.

"So how far did you get with Kris last night?"

"Well, we didn't go all the way, but we had awesome SMEX."

by Lexabella October 11, 2004

smex

A term used in the US Northeast to define dirty, smelly European sex.

It smells like smex in here; That's the kind of smex you can only see on the Internet!

by Edge January 22, 2005

Smex

Smex- smart sex. Having sex using a condom but with it still being enjoyable!

George Asked Kyle if they wanted to have smex, Kyle agreed and they later proceeded to have smex 👍🏻

by The/lad/of/all/Lads July 27, 2018

smex

A term for sex with a smelly person.

It was the worst smex I've ever had...he smelled like cheese.

by katanddani May 5, 2006

Smex

A way of defining a Sexy Mexican without sounding like a dumbass and saying 'Sexy Mexy.' Could also be used in a no homo kind of way to say to a bro.

Damn man, no girl would pass him up, he straight up a smex.

by Ge-sus May 6, 2018

Smex

Someone who lacks understanding and is stupid in general.

People who eat tide pods are smex.

by Intrer June 18, 2019