enfilade

1. Gunfire directed along the length of a target, such as a column of troops.
2. A target vulnerable to sweeping gunfire.
3. Architecture. A linear arrangement of a series of interior doors, as to a suite of rooms, so as to provide a vista when the doors are open.

[French, series, string, row, from enfiler, to string together, run through, from Old French : en-, in, on; see en-¹ + fil, thread (from Latin fīlum).]

ˈenfǝܖlād; -ܖläd n. a volley of gunfire directed along a line from end to end.

direct a volley of gunfire along the length of (a target).

See the Introduction, Abbreviations and Pronunciation for further details.

The alignment of a series of doors axially through a sequence of rooms.

The noun has one meaning:

Meaning #1: gunfire directed along the length rather than the breadth of a formation
  Synonym: enfilade fire

The verb enfilade has one meaning:

Meaning #1: rake or be in a position to rake with gunfire in a lengthwise direction