/drʌɡ/ – noun
Definition: Chất cấm hoặc chất gây nghiện.
A more thorough explanation: 1. (also: narcotic) an illegal substance taken for its physical or mental effects
2. a medicine taken to treat an illness or a disease
Example: 1. I’ve never taken drugs.
2. The drug will begin trials shortly and may be available on prescription within 18 months.