|1.||skiing the natural downward course between two points on a slope|
|2.||the edge of a plateau|
|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) Pronunciation Key
A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.