1. Protection from hostile observation and fire provided by an obstacle such as a hill, ridge, or bank. 2. A vertical distance by which a position is concealed from enemy observation. 3. To shield from enemy fire or observation by using natural or artificial obstacles.
the arrangement of defensive fortifications to protect against enemy fire
a depression or other shallow land feature that prevents direct fire from a prepared position, like a ditch or culvert
protection from hostile observation and fire provided by an obstacle, such as a hill, ridge, or bank; to shield from enemy observation or fire by using natural or artificial obstacles. deg degree(s)
A depression in the ground; where you foolishly pitched your tent just before it rains.
the arrangement of fortifications to minimize the effect of plunging cannon fire from a nearby eminence.
or Dead Ground - a ravine, gully, or depression within range of an earthwork's weapons that could not be seen or fired into from the defenders' position.
A position protected from hostile ground observation and fire by a mask.