Dictionary.com
definitions

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.

RELATED CONTENT

fall of the Berlin WallRead more in this article about some frequently asked questions and fun facts related to our definitions.
READ MORE
Fall Once Had A Different NameWe may call it fall, but once upon a time the season that comes after summer but before winter was referred to by a different name ...
READ MORE

RELATED WORDS

conform

Nearby words

  1. fall in line,
  2. fall in love,
  3. fall in place,
  4. fall in with,
  5. fall into,
  6. fall of man,
  7. fall of rome,
  8. fall off,
  9. fall off the wagon,
  10. fall on

Origin of fall line

An Americanism dating back to 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples 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

Science 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.