Synonyms for Brassy (same or very similar meaning)
WordNet sense 1 (resembling the sound of a brass instrument):
brasslike
WordNet sense 2 (tastelessly showy):
cheap, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tacky, tawdry, trashy, tatty
WordNet sense 3 (lacking aesthetic or social taste):
tasteless
WordNet sense 4 (unrestrained by convention or propriety):
audacious, barefaced, bodacious, brazen, insolent, brazen-faced, bald-faced
WordNet sense 5 (used of persons or their behavior; feeling no shame):
unashamed
From the ODE community, based on WordNet
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