K.G.B.
Also known as: Killer Green Bud
What does "K.G.B." mean?
Super-potent weed. KGB is an acronym for “Killer Green Buds.” May also refer to the acronym of the KGB (Komitet gosudarstvennoy bezopasnosti), a law-enforcement agency of the Soviet Union.
Example usage:
Whoa, this weed is really potent! That's why they call it K.G.B.!