Urban Dictionary: sex on fire

When sex is really really good.

Man, this is good. This is sex on FIRE.

by Tourettes_Guy December 28, 2008

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When a girl with a UTI infection has sex...

(girl with uti infection): i had sex last nite... it was sex on fire

by xX kinky man91mXx December 14, 2009

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some fool's idea of a synonym for the word cool.

Baby, you're so awesome, you're sex on fire.

by sinembarg0 March 22, 2009

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A Very AMAZING kings of leon song

of there new album (L)

"yeahhh, your sex is on fire"

Boy: Omg Have You Heard Sex on Fire

Girl: Yeah Sex On Fire Is A Awsome Track Of KOL's New Album

by NikkNak ;] November 05, 2008

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Guy: I was with this girl last night, SEX ON FIRE!

Doctor: Yeah, you've got gonorrhea.

by SUPERkawaii!! April 26, 2009

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set sex on fire

to indulge in activities that would arouse intense sexual feelings among people.

At the bachelors' party, he set sex on fire and the party virtually turned into a sex party.

by uttam maharjan August 26, 2011

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When someone is particularly attractive. Derived from the popular Kings of Leon song "Sex on Fire".

Damn, her sex is on fire.

by caibzlin7Q February 25, 2009

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