mainline

2 definitions found

mainline - Collaborative International Dictionary of English v.0.48 :

  mainline \main"line`\ (m[=a]n"l[imac]n`) v. t.
     1. to inject (illegal drugs) into the vein; as, he preferred
        to mainline heroin rather than sniff coke.
        [WordNet 1.5]

mainline - WordNet (r) 2.1 (2005) :

  mainline
      v 1: inject into the vein; "She is mainlining heroin"