fall line

listen to the pronunciation of fall line
English - English
A line marking a boundary between an upland region and a plane; sometimes marked by a series of waterfalls on rivers that cross it
The imaginary line downhill that something falling downhill would naturally follow
fall in line
To submit to the rules of a higher authority; obey; conform

I won't grow up, I won't fall in line.

fall in line
agree on (a position, for example)
fall into line
join in, become a part of; get in line
fall into line with
comply with a particular course of action, agree with, come together, be compatible with
fall line
Favorites