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Related Words
FeX fexting Fexy FEXT fexpensive Fexter fexclamation FEXICAN fexing Fexism
A fight that happens while having sex.
Jeremy and I were totally going at it when I mentioned something I had no idea would start a fex; I didn't realize how mad he was until he lost his boner.
Fex by themerm8 February 13, 2008
OMG that guy is SOOO guna be my new FEX
FEX by bunbuzz October 23, 2009
To have Facebook sex; i.e. engaging in and having conversations with an attractive male or female over Facebook. Also, any flirtatious interactions between two members of the opposite or the same sex via said social networking site.
"Dude that chick's profile pic is so hot. We're totally going to fex tonight."

"I just fexed with Johnny! Maybe he'll ask me to Prom now."

"He's a fexer; we fexed over Facebook Chat earlier today."
Fex by ReginaAlice December 1, 2009
Mischievous yet genious Counter-strike player. Co-founder of Legendary "Stonecutters" clan.

Also known as "SC2-FeX"
Holy Shit! FeX is playin' on my server!
FeX by Smith, John December 2, 2003
You may die your hair in several colors (fex: red, blue, green...)
fex by jf1 June 8, 2007