/ glɪts; NAmE / noun
[ U ] (sometimes disapproving ) the quality of appearing very attractive, exciting and impressive, in a way that is not always genuine :
the glitz and glamour of the music scene
► glitzy adjective :
a glitzy, Hollywood-style occasion
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WORD ORIGIN
1970s (originally a North American usage): back-formation from glitzy ; from glitter , suggested by ritzy , and perhaps also by German glitzerig glittering.