Which you told me I'm not entitled to because "you think" professionals wouldn't agree.
You're using an illegal drug to get high? You're abusing it.
Which you told me I'm not entitled to
I told you nothing of the kind.
This source disagrees:
"when regular use of these substances begins to interfere with normal functioning, creating behavioral changes that would be undesirable to people from any cultural background, substance use has turned to substance abuse. As psychiatrists define it, a person has a substance abuse problem when they continue to use a substance--some form of drug, medication or alcohol -- despite the recurring social, occupational, psychological or physical problems such use causes." - http://www.healthyplace.com/communities/addictions/site/substance_abuse_overview.htm