noun
(idiomatic) Something which or someone who takes a person's life, particularly men; a lethal hazard that affects mostly men or is specific to a primarily male trade.
(forestry) The detached or broken limb of a tree, a hazard to those walking underneath.
(medicine, informal) An occlusion of the left coronary artery or its anterior interventricular branch; which is likely to cause a fatal heart attack.
(military, slang) The Lockheed F-104 Starfighter.