Question

Definition of steepest

Answer 1

STEEPEST: (of a slope, flight of stairs, angle, ascent, etc.) rising or falling sharply; nearly perpendicular.

Answer 2

Hi, friend.
Steepest - Being steep to the greatest degree.
Steep - Sharply angled.
Example: When hiking trails lead straight up mountainsides, they've got a steep incline.
Hope this helps!