English English Dictionary
- showing great courage or confidence in a way that is impressive or slightly shocking in English:
1. 
audacious
Nasa is planning an audacious mission to catch an asteroid in a giant bag and drag it back to Earth.
an audacious decision
It was an audacious plan but the only question was, would it actually work?
He is one of the most audacious politicians.
For a young black woman in those days, the choice was audacious.
In 1962, Buckminster Fuller presented the particularly audacious proposal for the Geoscope.
