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overkill

American  
[oh-ver-kil] / ˈoʊ vərˌkɪl /

noun

  1. the capacity of a nation to destroy, by nuclear weapons, more of an enemy than would be necessary for a military victory.

  2. an instance of such destruction.

  3. an excess of what is required or suitable, as because of zeal or misjudgment.


overkill British  
/ ˈəʊvəˌkɪl /

noun

  1. the capability to deploy more weapons, esp nuclear weapons, than is necessary to ensure military advantage

  2. any capacity or treatment that is greater than that required or appropriate

"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

Etymology

Origin of overkill

An Americanism dating back to 1945–50; over- + kill 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Together, they represent overkill of an enormity that should be considered essentially unfathomable.

From Salon

It’s not overkill; it’s future-you leaving breadcrumbs for next year’s you.

From Salon

The comedic overkill of the insult is on purpose.

From Los Angeles Times

This is the worst but certainly not the only instance of overkill, to put it plainly.

From The Wall Street Journal

She left partly because she was ordering a lot of tests that seemed like overkill.

From Barron's