Top definition
There are many ways to define leaving on a southern train.
1. To be inject/be high from injecting heroin.

2. To listen to (and enjoy) Stone Temple Pilots.

3. To actually leave somewhere on a southern train.
1. Man, that steve guy is so leaving on a southern train.

2. "I'm listening to "Sour Girl", now i'm leaving on a southern train"

3. Joshuwa is taking a train from Cleveland to Atlanta, therefore leaving on a southern train.
by Steve Weiland April 09, 2009
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