kill zone

/K IH1 L Z OW0 N/
noun
  1. 1

    The area of engagement where an attack on the enemy is focused and which has the highest percentage of fatalities.

  2. 2

    A position where an individual is facing a deadly attack.

  3. 3

    The area of the chest and abdomen where a bullet is most likely to kill its target.

Source: https://en.wiktionary.org/wiki/kill%20zone