to be down to somebody or something
01
to have a limited amount or number of something left
![to [be] down to {sb/sth} definition and meaning](https://cdn.langeek.co/photo/48601/original/have?type=jpeg "to [be] down to {sb/sth} definition and meaning")
Idiom
Informal
例子
We're down to our last few dollars in the budget for this month.
02
to be heavily dependent on someone or something
Idiom
Informal
例子
The success of the project was down to her hard work and dedication.
to be down to somebody
01
to be someone's responsibility or duty to do something
Idiom
例子
The safety of the workers is down to the site supervisor.
