Generally followed by out or through: to carry through in a brazen manner; to act boldly despite embarrassment, risk, etc.
To turn a brass color.
Shamelessly shocking and offensive; audacious; impudent; barefaced; immodest, unblushing.
Sounding harsh and loud, like brass cymbals or brass instruments.
To act boldly, often by adopting a high-risk, high-reward strategy.