What is B9?
1.
b9 means want to smoke herb
one of the meanings- be (on cloud) 9
yo you wanna b9?
hell yea son lets get on cloud 9
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2.
The model number of the Robot from the TV series "Lost in Space".
I just bought a really neat talking B9 replica at the science fiction convention, but it broke. Oh, the pain, the pain!
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3.
b9 = mate
A word that any1 can use and means mate
"Oi, b9's get over here"
"Yo lend me da cd b9. safe"