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Meaning of overkill

o•ver•kill

Pronunciation: (ō'vur-kil"), [key]
— n.
  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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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