Dead in the head

Posted by Denis on January 19, 2001

Does anybody know the origin and exact meaning of this phrase "dead in the head"? I am especially interested in its use in reference to drug addicts.
Thanks in advance, Denis.

• Dead in the head JaneS 01/19/01
  • Dead in the head ESC 01/19/01
    • Dead in the head marcus 01/20/01