What is Jack The Mainline?
1.
Doing heroin intravenously in the style of Robbie Williams. See also
From Robbie Williams' "Rudebox":
"Ok then check the tan line
Make your body shape
Like you're stood on a landmine
Call me on my mobile
Not the landline
And
jack the mainline
At the same time"
See
Random Words:
1.
a medical doctor, a medic
He's the best canker mechanic in the business.
See shiester, pill pusher, widow maker..