A fork of Rural Dictionary
To get "high" on heroine through the means of an introvenus-needle. I.e. - Shooting up.
Addict: Yo, dog... Yo got the shit to lemme rock tha mainline? Dealer: Fo' sizzle ma nizzle, that'll be fiddy.
A killing in which drugs are shot into the veins. Used in the song by Lars Frederiksen and the Bastards
I said a mainlining murder baby (part of the lyrics)
A group of fucksticks that smell like your uncles rotten ass and they all fight like a pack of rabid badgers over which idiot knows the most about a fucking fan clutch
I'd sure hate to be working on mainline