[mur-der-uh s]


of the nature of or involving murder: a murderous deed.
guilty of, bent on, or capable of murder.
extremely difficult, dangerous, or unpleasant: murderous heat.

Origin of murderous

First recorded in 1525–35; murder + -ous
Related formsmur·der·ous·ly, adverbmur·der·ous·ness, nounnon·mur·der·ous, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for murderous

Contemporary Examples of murderous

Historical Examples of murderous

British Dictionary definitions for murderous



intending, capable of, or guilty of murder
informal very dangerous, difficult, or unpleasanta murderous road
Derived Formsmurderously, adverbmurderousness, noun
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 murderous

1530s, a hybrid from murder + -ous. An Old English word for it was morðorhycgende. Related: Murderously; murderousness.

Online Etymology Dictionary, © 2010 Douglas Harper