Definition of "abattoir"

abattoir

/ˈæb.əˌtwɑː(ɹ)/

noun
plural abattoirs
1. A public slaughterhouse for cattle, sheep, etc.
2. A place or event likened to a slaughterhouse, because of great carnage or bloodshed.
  Quotations
  The corridors where North Korean troops would be advancing [in a hypothetical invasion of South Korea] would almost certainly be turned into human abattoirs.
  2017 April 19, Franz-Stefan Gady, “What Would the Second Korean War Look Like?”, in The Diplomat‎