What is the meaning of brassy?

adjective

• Resembling the sound of a brass instrument.
  • synonyms: brasslike
• Tastelessly showy.
  • usage: "a flash car"; "a flashy ring"; "garish colors"; "a gaudy costume"; "loud sport shirts"; "a meretricious yet stylish book"; "tawdry ornaments"
  • synonyms: cheap, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tacky, tatty, tawdry, trashy
• 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; "bald-faced lies"; "brazen arrogance"; "the modern world with its quick material successes and insolent belief in the boundless possibilities of progress- Bertrand Russell
  • synonyms: audacious, barefaced, bodacious, bald-faced, brazen, brazen-faced, insolent