Submitted by György Chityil ... on Fri, 01/19/2018 - 18:00 Hierarchy: NounDescription: Misuse of, or overindulgence in, drugs; substance abuse. {{defdate|from 20th c.}}Ngram: drug abuseNgram Text: drug abuseSource: WiktionaryIssue: 0Wiktionary tag: from 20th c.Ngram Count: 2Wikokit WikiText ID: 555642