cop-killer

noun

A person who deliberately kills an on-duty police officer.

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Meanings

cop-killer1

nouncop-killer (plural cop-killers)

plural cop-killers

  1. A person who deliberately kills an on-duty police officer.

    Serpico spat the words out. "For killing a cop! He's a fucking cop-killer! Tell that to all his fucking friends up there."

    1974, Peter Maas, “Chapter Thirteen”, in Serpico, Bantam edition, New York: Bantam Books, published 1973, →ISBN, page 225

cop-killer2

nouncop-killer (plural cop-killers)

plural cop-killers

  1. USslangA Teflon-coated bullet.

Origin

cop-killer · noun

From cop + killer.

Full word history & related roots →

cop-killer · noun

From the bullet's (bullets') supposed ability to penetrate body armor, thus endangering police officers.

Full word history & related roots →

Translations

Spanish matapolicías
  • matapolicíasa Teflon-coated bullet
Cite this entry
APA

cop-killer. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/cop-killer

MLA

“cop-killer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cop-killer. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “cop-killer,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/cop-killer.

Source: cop-killer on Wiktionary, CC BY-SA 4.0.