What is Jbm?
1.
Just below the muff
A very short skirt
she was wearing her fmbs and jbm skirt
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2.
Just bein' Miley (
A reference to the song "See you Again" off of Hannah Montana 2/Miley Cyrus
Friend: Hey what's up
You: Boning your mom
Friend: Dude, what the hell?
You: Haha sorry dude, JBM!
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3.
short for Just Blow Me
I'm not that much older than you so you can JBM.
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4.
a german clan playing counter-strike and warcraft 3. "JBM" stands for "The Jim Beam Maniacs".
we're having a clanwar vs JBM next week. let's see how it'll turn out.