widowmaker

/W IH1 D OW0 M EY0 K ER0/
noun
  1. 1

    Something which or someone who takes the lives of men; a lethal hazard that affects mostly men or is specific to a primarily male trade.

  2. 2

    The detached or broken limb of a tree, a hazard to those walking underneath.

  3. 3

    (The left coronary artery, or its anterior interventricular branch, occlusion of which is likely to cause a fatal heart attack)

Synonyms

Source: https://en.wiktionary.org/wiki/widow-maker, https://en.wiktionary.org/wiki/widowmaker