1. a person who starts or popularizes new trends, especially in fashion, culture, or lifestyle

Examples

• She’s always been a trendsetter in our school, wearing unique outfits that others later copy.
• The fashion designer is considered a trendsetter in the industry.
• As a trendsetter, he introduced sustainable practices that other companies adopted.
• The celebrity became a trendsetter when she started wearing vintage clothing.
• Young entrepreneurs often become trendsetters in technology and business.
• The restaurant owner was a trendsetter who popularized fusion cuisine in the city.