Heroin
Pronunciation: /ˈhɛroʊən/
Heroin (noun)
- A very strong illegal drug made from morphine that can quickly cause addiction and serious health problems.
- An opioid drug that acts on the brain to reduce pain, but is widely banned because of high addiction risk.
Examples
- Heroin is an illegal strong drug in many places.
- People can get addicted to heroin quickly.