1. a powerful and highly addictive stimulant drug that affects the central nervous system, often produced illegally and used as a recreational drug.
Usage: commonly abbreviated as 'meth'; controlled substance in most countries; medical use is limited and strictly regulated

Examples

• Methamphetamine is one of the most dangerous and addictive drugs in the United States.
• The documentary explored the devastating effects of methamphetamine abuse on communities.
• Law enforcement agencies work to dismantle illegal methamphetamine laboratories.
• Methamphetamine use can cause severe health problems including heart damage and dental decay.
• Treatment programs help individuals recover from methamphetamine addiction.
• The drug is sometimes prescribed in small doses for attention disorders, though this use is rare.