Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The use of an illegal or unprescribed drug, or the inappropriate habitual use of another drug or alcohol, especially when resulting in addiction.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun An
overindulgence in and dependence of adrug or other chemical.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun excessive use of drugs
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