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1.
The sexuality where you don't like neither boys nor girls.
Guy #1: "Yo dude, I heard Sheila likes you! You should totally ask her out."
Guy #2 "Nah man, I'm asex."
Guy #1 "So you're like, gay?"
Guy #2 "Nah man, I'm asex."
by asexordie May 18, 2009
 
2.
Activities that asexual people do together.
"Hey, you're asexual? So am I! Let's have a-sex!"
by Reuben Micah December 03, 2007
 
3.
A name for a person who is very sexual: talks about sex, thinks about sex, and has sex all the time.
Male: "Damn, you've got a nice ass baby. I wanna stick my large penis in it."
Female: "oh really? hahah, you are such a Sex!"
Male: "I know, Wanna have sex?"
Female: "Ok!"
by The Anniemal May 16, 2006