What is another word for brass ball?
Pronunciation: [bɹˈas bˈɔːl] (IPA) 
The phrase "brass ball" is slang for someone who is confident and bold, often to the point of being reckless. There are several synonyms for this phrase, including "nerve," "audacity," "guts," and "chutzpah." Other similar phrases that convey a similar meaning include "steel balls," "iron conviction," and "unflappable courage." These terms all suggest a level of fearlessness and boldness that borders on audacity, and can be used to describe someone who is willing to take risks and push boundaries in pursuit of their goals. Overall, the phrase "brass ball" is just one of many ways to describe this quality of daring boldness and nerve.
