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A sex demon is one who is evil/vicious when having sex.
Which can also mean sex demon's enjoy havong hot dry sex and fucking non stop.

prostitute: that man was a sex demon

Man: After seeing your rack i think i like men now
by luviee October 02, 2008
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Aug 11 Word of the Day
You can tell by the way she walks, she got that WAP.

You can look at her face and tell she ain't got that WAP.
by Black Don August 06, 2020
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A person who acts brutally during sex like he is never had a pussy in his life before. Usually a black man when having sex with a white woman.
He bites me and fucks me like a cunt. He is a sex demon.
by Ace4077 December 21, 2019
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