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[lok-jaw] /ˈlɒkˌdʒɔ/
noun, Pathology
tetanus in which the jaws become firmly locked together; trismus.
Origin of lockjaw
1795-1805; lock1 + jaw1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for lockjaw
  • Tetanus, commonly called lockjaw, is a bacterial disease that affects the nervous system.
  • Tetanus is an infectious disease that affects the nervous system and causes severe muscle spasms, known as lockjaw.
  • Tetanus, commonly called lockjaw, is a bacterial infection that affects the nervous system.
  • Whether such a lockjaw defense could stand up in court is debatable.
British Dictionary definitions for lockjaw


(pathol) a nontechnical name for trismus, tetanus
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
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lockjaw in Medicine

lockjaw lock·jaw (lŏk'jô')

  1. See tetanus.

  2. See trismus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang definitions & phrases for lockjaw



: McKellen's Richard, his defects minimized and with a ruling-class lockjaw accent, is elegantly carved in ice (1980s+)

Related Terms

have lockjaw, locust valley lockjaw

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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