methamphetamine
noun
meth·am·phet·amine
ˌme-tham-ˈfe-tə-ˌmēn 
-thəm-,
-mən
: a synthetic or semisynthetic compound C10H15N that stimulates the central nervous system, is used medically in the form of its crystalline hydrochloride C10H15N·HCl especially to treat attention deficit hyperactivity disorder and obesity, and that is often abused illicitly for its stimulant properties
… methamphetamine is a powerful addictive stimulant whose longtime consumers tend to suffer from paranoia, depression, hallucinations, and violent rages.—
William Finnegan
William Finnegancalled also meth, methedrine, speed
compare crystal methExamples of methamphetamine in a Sentence
Recent Examples on the Web
More on the Pharr International Bridge There were 300 packages that altogether contained 1,635 pounds of methamphetamine hidden inside a trailer, border protection said.
—Saleen Martin, USA Today, 19 Apr. 2025
He was allegedly found in possession of methamphetamine, as well as crack cocaine, during searches of himself and his residence on that same date, federal officials said.
—Staff Report, Hartford Courant, 17 Apr. 2025
Medrano’s legal problems started in 2019, when Pittsburg police officers arrested him for allegedly possessing 15 grams of methamphetamine in a latex glove, court records show.
—Nate Gartrell, Mercury News, 16 Apr. 2025
Dorr has been charged with first degree intentional homicide, mistreatment of an animal, possession of methamphetamine, obstructing an officer and resisting an officer, according to Green Bay police.
—Samira Asma-Sadeque, People.com, 16 Apr. 2025
See All Example Sentences for methamphetamine
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Saleen Martin, USA Today, 19 Apr. 2025
He was allegedly found in possession of methamphetamine, as well as crack cocaine, during searches of himself and his residence on that same date, federal officials said.
—Staff Report, Hartford Courant, 17 Apr. 2025
Medrano’s legal problems started in 2019, when Pittsburg police officers arrested him for allegedly possessing 15 grams of methamphetamine in a latex glove, court records show.
—Nate Gartrell, Mercury News, 16 Apr. 2025
Dorr has been charged with first degree intentional homicide, mistreatment of an animal, possession of methamphetamine, obstructing an officer and resisting an officer, according to Green Bay police.
—Samira Asma-Sadeque, People.com, 16 Apr. 2025
See All Example Sentences for methamphetamine
Cite this Entry
“Methamphetamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/methamphetamine. Accessed 29 Apr. 2025.
Copy CitationKids Definition
methamphetamine
noun
meth·am·phet·amine
ˌmeth-am-ˈfet-ə-ˌmēn
: a drug derived from amphetamine that is often used illegally as a stimulant of the central nervous system
Medical Definition
methamphetamine
noun
meth·am·phet·amine
ˌmeth-am-ˈfet-ə-ˌmēn, ˌmeth-əm-, -mən
: an amine C10H15N that is used medically in the form of its crystalline hydrochloride C10H15N·HCl especially to treat attention deficit hyperactivity disorder and obesity and that is often abused illicitly as a stimulant
called also meth, methedrine, methylamphetamine, speed
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