If you describe a woman's appearance or her behaviour as brassy, you think that she does not have good taste, and that she dresses or behaves in a way that is too loud or vulgar.
"a flash car""a flashy ring""garish colors""a gaudy costume""loud sport shirts""a meretricious yet stylish book""tawdry ornaments"
3. unrestrained by convention or propriety;
"an audacious trick to pull""a barefaced hypocrite""the most bodacious display of tourism this side of Anaheim"- Los Angeles Times"bold-faced lies""brazen arrogance""the modern world with its quick material successes and insolent belief in the boundless possibilities of progress"- Bertrand Russell