free base

2 definitions found

free base - Collaborative International Dictionary of English v.0.48 :

  Free base \Free" base`\ (fr[=e]" b[=a]s`), n.
     1. (Chem.) The basic form of an organic amine which is
        capable of forming acid salts such as hydrochlorides.
        [PJC]
  
     2. The basic form of a drug, often more powerful than a salt
        form because it is more readily absorbed into the blood
        stream.
        [PJC] free-base

  free-base \free-base\, Free base \Free" base`\(fr[=e]" b[=a]s`),
     v. i.
     To ingest the basic form of a narcotic drug, usually by
     injection.
     [PJC]