Definition of trendsetter noun from the Oxford Advanced American Dictionary

 

trendsetter

 noun
noun
NAmE//ˈtrɛndˌsɛt̮ər//
 
(often approving)
 
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a person who starts a new fashion or makes it popular
trendsetting
 
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adjective [only before noun] a trendsetting band
See the Oxford Advanced Learner's Dictionary entry: trendsetter