blaze a trail

blaze a trail idiom
Find a new path or method; begin a new undertaking. For example, His research blazed a trail for new kinds of gene therapy. This expression was first used literally in the 18th century for the practice of marking a forest trail by making blazes, that is, marking trees with notches or chips in the bark. [Late 1800s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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