addiction to drugs.
substance abuse involving drugs.
Is Ironic The Most Abused Word In English?“That is sooooo ironic.” This sentence is used frequently — and usually incorrectly — in American English. Often the word “ironic” is misused to remark on a coincidence, such as “This is the third time today we’ve run into each other. How ironic.” It is also mistakenly used to describe something out of the ordinary or unusual: “Yesterday was a beautiful, warm day in November. It …
Origin of drug abuse
First recorded in 1965–70
Related formsdrug abuser, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for drug abuse
Habitual use of drugs to alter one's mood, emotion, or state of consciousness.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.