From Longman Dictionary of Contemporary Englishfashion/style victimfashion/style victimFASHIONABLEsomeone who always wears the most fashionable clothes even if they do not look good in them → victim
Examples from the Corpus
fashion/style victim• I don't want to be a fashion victim.• Aristos, being of course a complete media and fashion victim, had heard of it and ordered champagne.• Our intention was to dress a model for illustrative purposes, not to create fashion victims.• It wasn't about creating quirky objects for kitsch fashion victim consumers, it was about improving the real world.• There are a few male fashion victims; all women are victims of fashion.• Pleats create a weird-looking smock effect, appealing to the adventurous with a touch of fashion victim in them.• Blast is still going strong though, perhaps because its sound is too loud for wet fashion victims to handle.