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a slang term for marujuana.

other variations...
mary j
mary jane
mary jee
mary juana
mary jay
Im in need of some mary joanna
by petedude101 May 25, 2006
Code word for marijuana. For use in texts/phone calls e.t.c.
Colloquially known as Mary.
"We got Mary Joanna. She looks amazing"

"Hey, is Mary coming out tonight?
"She most certainly is."
by Booon June 13, 2008