The term "widowmaker" typically refers to something that is dangerous and has a high potential for causing serious harm, often resulting in death. It can be used in various contexts, such as describing a hazardous situation, a specific type of tool or equipment, or even a medical condition that might lead to a life-threatening scenario.
The word "widowmaker" is derived from the literal combination of "widow" (a woman whose spouse has died) and "maker" (one that produces or causes something). The term likely came into popular use as a metaphor highlighting the fatal consequences of certain activities or situations, implying that they can lead to someone becoming a widow due to the death of a loved one.