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1 definition by Emobean

 
1.
When the sheets or blankets of your bed become extremely warm and trap your body heat so that even after you're finished having sex, the blankets/sheets are still warm.
"Me and _____ made a sexoven last night, and left it on for hours."
i.e. "Me and _____ had sex and my sheets were still warm several hours later."
by Emobean May 07, 2007
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