done deliberately; planned in advance: a premeditated murder.

Origin of premeditated

First recorded in 1580–90; pre- + meditate + -ed2
Related formspre·med·i·tat·ed·ly, adverbun·pre·med·i·tat·ed, adjective

Synonym study Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unpremeditated

Historical Examples of unpremeditated

  • As to the result of my unpremeditated "tip" she was quite indifferent.

    Kent Knowles: Quahaug

    Joseph C. Lincoln

  • As I looked at her I was more ashamed of my own unpremeditated nap than ever.

    The Rise of Roscoe Paine

    Joseph C. Lincoln

  • The suggestion must seem to be incidental and unpremeditated.

    The Golden Shoemaker

    J. W. Keyworth

  • One was at Devonshire House, an ordinary, unpremeditated evening reception.

  • The hint which the Chieftain had thrown out respecting Flora was not unpremeditated.


    Sir Walter Scott

British Dictionary definitions for unpremeditated



not planned beforehand; spontaneous
Derived Formsunpremeditatedly, adverbunpremeditation, 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 unpremeditated

1590s, from un- (1) "not" + past participle of premeditate.

Online Etymology Dictionary, © 2010 Douglas Harper