English edit

Etymology edit

co- +‎ abuse

Noun edit

coabuse (uncountable)

  1. Drug abuse involving more than one drug.
    • 2012, Cynthia C. Chernecky, Barbara J. Berger, Laboratory Tests and Diagnostic Procedures - E-Book, page 190:
      Urinalysis fails to identify 10% of coabuse of benzodiazepines in opiate addicts.