to be a big if
01
to be a condition or requirement that is uncertain or potentially challenging to fulfill
![to [be] a big if definition and meaning](https://cdn.langeek.co/photo/46758/original/?type=jpeg "to [be] a big if definition and meaning")
Idiom
Informal
例子
If we can secure the necessary funding, the project's success is possible, but that is a big if.
The team might win the championship if their star player recovers in time, but that's a big if.
