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meth

[meth]
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noun Slang.
  1. methamphetamine; Methedrine.

Origin of meth

by shortening
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for meths

meths

noun
  1. mainly British, Australian and NZ an informal name for methylated spirits

meth

noun informal
  1. short for methamphetamine
  2. short for methadone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for meths

meth

n.

colloquial abbreviation of methedrine, attested from 1967.

Online Etymology Dictionary, © 2010 Douglas Harper

meths in Medicine

meth

(mĕth)
n.
  1. Methamphetamine hydrochloride.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.