Definition of fall line in English:

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fall line

Pronunciation: /ˈfôl ˌlīn/


1A narrow zone that marks the geological boundary between an upland region and a plain, distinguished by the occurrence of falls and rapids where rivers and streams cross it.
Example sentences
  • The appearance of goods made above the fall line - where the rivers from the hinterland cascade to the coastal plain - was not wholly governed by trade with or emulation of coastal merchants.
  • Wolff and Ware found similar regeneration when examining vegetation along the fall line in Virginia.
  • Instead of relying on ice axes, they studied fall lines, plucking smooth routes from seemingly impassable rock faces.
1.1 (the Fall Line) (In the US) the zone demarcating the Piedmont from the Atlantic coastal plain.
Example sentences
  • On the Piedmont side of the Fall Line and about ten miles south of downtown Richmond is Pocahontas State Park.
  • Hatchet Creek arises in the Ashland Plateau of the Piedmont Uplands and flows southwesterly off the Fall Line terminating into Lake Mitehell of the Coosa River.
  • The Fall Line is a low east-facing cliff paralleling the Atlantic coastline from New Jersey to the Carolinas.
2 (the fall line) Skiing The route leading straight down any particular part of a slope.
Example sentences
  • I pull out of the fall line, lean on my poles, and turn the lead over to Chris, who's strong and can break trail the rest of the way to our campsite.
  • On a hill that you are comfortable on, place some markers directly down the fall line.
  • If there's enough room, and nobody is close on your heels, traverse the slope by skating across the fall line, spending as little time as possible with your wheels pointing directly downhill.

For editors and proofreaders

Syllabification: fall line

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