n. an addiction to heroin. (Here jones is a “thing.”)
It's the scag jones that's got her down.She has a serious skag jones.
scag jones
⇨ scag jones; skag jonesnoun a heroin addiction US, 1982
scag jones
slang A heroin addict; a junkie. John's nothing but a middling musician with a scag jones. He'll never make it anywhere if he doesn't get himself clean.A lot people in this area are suffering from a scag jones.