American EnglishBritish EnglishGeneralmedicalneutral
- A life‑threatening blockage of a major coronary artery (especially the left anterior descending artery) that commonly causes sudden fatal heart attacks.
American EnglishBritish EnglishGeneralinformalneutral
- Any highly dangerous machine, occupation, activity, or condition that is likely to cause death or serious injury.
Generalinformalcolloquial
- A person or thing regarded as especially likely to cause the death of a spouse, used figuratively.