1) Military science 
Grazing fire is a term used in military science and defined by NATO and the US Department Of Defense as `Fire approximately parallel to the ground where the center of the cone of fire does not rise above one meter from the ground.” Grazing fire is often performed by machine guns. It is tactically advantageous when attempting to cut off an infa.....
[n] - fire approximately parallel to the ground
noun fire approximately parallel to the ground; the center of the cone of fire does rise above 1 meter from the ground