Informal cheap and gaudy
Origin of brummagemdialect, dialectal pronunciation of Birmingham (in ME, Bremingeham), with reference, refer to counterfeit coins and cheap jewelry once made there
Informal anything cheap and gaudy, esp. jewelry not made of gems and precious metals
Cheap and showy; meretricious.
Origin of brummagemAlteration of Birmingham England (from the counterfeit coins made there in the 17th century)