SUBSTANCE ABUSE definition: 1. the regular use of illegal or harmful drugs 2. the regular use of illegal or harmful drugs 3…. Learn more.

The use of illegal drugs or the use of prescription or over-the-counter drugs or alcohol for purposes other than those for which they are meant to be used, ...

The meaning of SUBSTANCE ABUSE is excessive use of a drug (such as alcohol, narcotics, or cocaine) : use of a drug without medical justification.

Substance abuse definition: long-term, pathological use of alcohol or drugs, characterized by daily intoxication, inability to reduce consumption, ...

8 дней назад · noun long-term, pathological use of alcohol or drugs, characterized by daily intoxication, inability to reduce consumption, and impairment in social or ...

​the habit of taking too much of a harmful drug or drinking too much alcohol. a treatment centre for substance abuse. Want to learn more?

Substance abuse: The excessive use of a substance, especially alcohol or a drug. (There is no universally accepted definition of substance abuse.)

There is one meaning in OED's entry for the noun substance abuse. See 'Meaning & use' for definition, usage, and quotation evidence.

noun [uncountable] the practice or habit of taking too much of a harmful drug or drinking too much alcohol a treatment center for substance abuse.

a condition that makes you unable to stop taking drugs or drinking alcohol, when this causes health problems or makes you unable to continue with your normal ...