1. a person who is the first to explore or settle a new area
2. a person who is the first to do something or who creates new methods or ideas

Examples

• The early settlers were trailblazers who opened up the American West.
• She was a trailblazer in the field of computer science.
• The company became a trailblazer in renewable energy technology.
• As the first woman CEO, she was a trailblazer for future generations.
• The mountain climbers were trailblazers who discovered new routes to the summit.
• He was a trailblazer in modern art, creating entirely new styles of painting.