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1.
ocassional partner for occasional sex (any sex)
we are not in love we just have ocassional sex that's why i told he's my sexmate ,duh!
by SACHIKO August 03, 2005
 
2.
your most compatible sexual partner
I don't know if we're soulmates, but I'm sure we're sexmates.
by 'antha January 06, 2011
 
3.
A partner-in-sex. A mate distinctly only for sex. A fuck-buddy.
Sabrina: Why are you hitting on me you have a girlfriend asshole!
Me: Sabrina she's not my girlfriend! She's my sexmate!
by Rey The Word Creator November 20, 2010