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fall line
noun
- an imaginary line, marked by waterfalls and rapids, where rivers descend abruptly from an upland to a lowland.
- Fall Line, (in the eastern United States) the imaginary line between the Piedmont and the Atlantic coastal plain.
- Skiing. the path of natural descent from one point on a slope to another.
fall line
1noun
- skiing the natural downward course between two points on a slope
- the edge of a plateau
Fall Line
2noun
- a natural junction, running parallel to the E coast of the US, between the hard rocks of the Appalachians and the softer coastal plain, along which rivers form falls and rapids
fall line
/ fôl /
- A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.
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Word History and Origins
Origin of fall line1
An Americanism dating back to 1880–85
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Example Sentences
Great tracts of wilderness separated communities beyond the fall-line of the rivers.
From Project Gutenberg
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