one's heart sink
01
used to express one's sadness or disappointment about something
![{one's} heart [sink] definition and meaning](https://cdn.langeek.co/photo/42620/original/?type=jpeg "{one's} heart [sink] definition and meaning")
Idiom
Informal
أمثلة
As the final exam questions were handed out, his heart sank, realizing that he had forgotten to study the key topics.
used to express one's sadness or disappointment about something
IdiomInformal
