See quotation, 1837.

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1837.  You’ve as cl’ar and broad a trace before you as man and beast could make—a buffalo-street through the canes. (Note.) The bison-paths, when very broad, were often thus called.—R. M. Bird, ‘Nick of the Woods,’ i. 42 (Lond.).

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1846.  From the forks of Clark’s river it is about ninety miles to the North Pass, along a well-beaten buffalo road.—Mr. Benton of Missouri in the U.S. Senate, May 28: Congressional Globe, p. 916.

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1850.  The wild animals … are the first engineers to lay out a road in a new country; the Indians follow them, and hence a buffalo road becomes a war-path.—The same, Dec. 16: id., p. 57.

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