to bet bottom dollar
01
to be absolutely sure that something is true
![to [bet] bottom dollar definition and meaning](https://cdn.langeek.co/photo/46670/original/?type=jpeg "to [bet] bottom dollar definition and meaning")
Idiom
Informal
Exempel
After all the effort he's put into his business, I'd bet my bottom dollarWhat is the origin of the idiom " PASTE THE IDIOM HERE " and when to use it? that it's going to be a huge success.
