enfilade

n. gunfire coming from the side

Enfilade and defilade are concepts in military tactics used to describe a military formation's exposure to enemy fire. In addition, enfilade fire is used to describe gunfire directed against an "enfiladed" formation or position. The words themselves come from French (enfiler - to skewer; défiler - to scroll).
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Noun
1. gunfire directed along the length rather than the breadth of a formation
(synonym) enfilade fire
(hypernym) gunfire, gunshot
Verb
1. rake or be in a position to rake with gunfire in a lengthwise direction
(hypernym) rake

n. enfilade, gunfire coming from the side

(v. t.)
To pierce, scour, or rake with shot in the direction of the length of, as a work, or a line of troops.
  

(n.)
A line or straight passage, or the position of that which lies in a straight line.
  

(n.)
A firing in the direction of the length of a trench, or a line of parapet or troops, etc.; a raking fire.