to be the death of somebody
01
to cause extreme worry, distress, or discomfort for others
![to [be] the death of {sb} definition and meaning](https://cdn.langeek.co/photo/42588/original/?type=jpeg "to [be] the death of {sb} definition and meaning")
Idiom
Informal
예시들
Her incessant nagging is the death of me; I ca n't take it anymore.
The constant noise from the construction next door is the death of our peaceful evenings.
02
to greatly upset, frustrate, or bring about harmful outcomes that can destroy or ruin a person or thing
IdiomInformal예시들
The constant financial mismanagement proved to be the death of their business, leading to its ultimate closure.
Her toxic relationship became the death of her self-esteem and overall well-being, leaving her feeling broken and defeated.
