Trail blazing
Meaning: This means a path or mark that is left behind by something that is moving quickly and brightly, like a comet or a meteor. It's like saying, The comet left a trail of light as it blazed across the sky.
Choice of Words: Trail is a noun that refers to a path or mark left behind by something that has moved. Blazing is an adjective that describes something that is burning brightly or moving very quickly. When you put them together, "Trail blazing" describes a path or mark that is left behind by something that is moving quickly and brightly.
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Related Expressions