fall line
noun
an imaginary line, marked by waterfalls and rapids, where rivers descend abruptly from an upland to a lowland.
(initial capital letters)Eastern U.S. 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.
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Origin of fall line
An Americanism dating back to 1880–85
Words nearby fall line
fall in line, fall in love, fall in place, fall into, fall in with, fall line, falloff, fall off the wagon, Fall of Man, Fall of Rome, fall on
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for fall line
Great tracts of wilderness separated communities beyond the fall-line of the rivers.
Union and Democracy|Allen Johnson
British Dictionary definitions for fall line (1 of 2)
fall line
noun
skiing the natural downward course between two points on a slope
the edge of a plateau
British Dictionary definitions for fall line (2 of 2)
Fall Line
noun
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for fall line
fall line
[ fôl ]
A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.