to throw caution to the wind
01
to start acting in a risky way without caring about its consequences
![to [throw|cast|fling] caution to the [wind] definition and meaning](https://cdn.langeek.co/photo/46414/original/?type=jpeg "to [throw|cast|fling] caution to the [wind] definition and meaning")
Idiom
Informal
例
Despite her normally cautious nature, she decided to throw caution to the wind and take a spontaneous trip around the world.
They flung caution to the wind and invested their life savings into the startup, hoping for a big return.
