1 definition by Jason420

Top Definition
A slang term for the use of herione and/or the experience one will undergo while under the influence of this highly addictive, anti-christ of a drug.
I.E. "Hey Tom, what do you wanna do today?"
"I dunno...Lets take a Ride on the H-train."
I.E. "Damn...I be ridin' on Dat H-train."
by Jason420 May 21, 2006

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