Top definition
v.t. to "mainline" low grade black tar heroin, usually in the men's room of a trainstaion with ditry toilet water
"dude, some asshole was shaking murphi in there." -or- "umm. . . . lets pawn the T.V. . . . . . so we can shake some more murphi."
by broseph duder June 19, 2008
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