When you have marijuana in your possession and a friend who has no money to throw down on it and is asking to smoke for free and says "burn me up".
person 1: yo im about to go burn a blunt

person 2: i got no money rite now, you tryna bmu?
by passthetreesplease420 March 15, 2011
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an acronym for the phrase "betweeen me & u" -- let's another person to know to keep what is being said a secret
"bmu...I think he's kinda hot, even though he has really yellow teeth."
by tt2563 August 12, 2008
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The Queen(Nicki Minaj) album realeased May 14 at 12am on the dot. Beam Me Up Scotty or BMUS new twerk challenge. The Queen has returned to feed her sons.
#BMUS

#BMUSchallenge
Beam me up scotty because we 🔥.
Comeback album #BMUS
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When someone or something makes you SOO mad you feel like you're on fire.
The math teacher kicked me out of class for texting. She Burn Me Up (BMU)!

Or you could just say BMU.
by Burning Now February 25, 2011
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Short form of "Back me up." used in text when needed backup from your friend etc
Subject A : "Let's fight."
Subject B, to C, D : "Bmu please."
by kunikuzushi January 10, 2022
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