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1.
Another form of sexed.
We sex'd all night.
by Joebut June 10, 2012
 
2.
Interjection: A play on the internet meme "xD", instead adding "Se-" to make "SexD"
Pronounced: Sex-Dee
--I need to go to the bathroom.
--SexD.
by Steven Fermi May 29, 2008