meth

1 of 2

noun

: methamphetamine
… estimates that two-thirds of the violent criminals he tries use meth, cook it or sell it.Paul Solotaroff
see crystal meth

meth-

2 of 2

combining form

variants or metho-
: methyl
methacrylic

Examples of meth in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
An autopsy measured 53,000 nanograms of meth per milliliter of blood in his body. Logan Smith, CBS News, 10 Jan. 2026 Blocking these gatekeepers disrupted the effects of TNF-α and meth on dopamine neurons. Habibeh Khoshbouei, The Conversation, 9 Jan. 2026 Many reservations are in rural areas, which have higher rates of meth use compared with cities. Katheryn Houghton, NPR, 8 Jan. 2026 The levels at which various agencies consider a drug test positive for meth vary widely. Lucas Waldron, ProPublica, 6 Jan. 2026 See All Example Sentences for meth

Word History

Etymology

Combining form

International Scientific Vocabulary, from methyl

First Known Use

Noun

1966, in the meaning defined above

Time Traveler
The first known use of meth was in 1966

Browse Nearby Words

Cite this Entry

“Meth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meth. Accessed 12 Jan. 2026.

Medical Definition

meth

1 of 2 noun
British
: meths

meth

2 of 2 noun
Last Updated: - Updated example sentences
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