Noun
(geomorphology) A geomorphologic unconformity marking a boundary between an upland region and a plane; sometimes marked by a series of waterfalls on rivers that cross it.
(snowboarding, skiing) The imaginary line downhill that something falling downhill would naturally follow.
Source: en.wiktionary.orgA skier with skis pointed perpendicular to the fall line, across the hill instead of down it, will accelerate more slowly. Source: Internet
Fall Line Contractors and Piedmont Construction, joint venture partners on Tindall Sr. Towers, held a job fair earlier this year and 120 participants qualified to work on the project. Source: Internet
Like many other significant early settlements in colonial America, Columbia is on the fall line from the Piedmont region. Source: Internet
The larger rivers are navigable up to the fall line, providing a trade route for mill towns. Source: Internet
The speed of descent down any given hill can be controlled by changing the angle of motion in relation to the fall line, skiing across the hill rather than down it. Source: Internet
This area is known as the " fall line " because it marks the elevation inland at which waterfalls begin to appear in creeks and rivers. Source: Internet