- a position of works, troops, etc., making them subject to a sweeping fire from along the length of a line of troops, a trench, a battery, etc.
- the fire thus directed.
- an axial arrangement of doorways connecting a suite of rooms with a vista down the whole length of the suite.
- an axial arrangement of mirrors on opposite sides of a room so as to give an effect of an infinitely long vista.
1706, from F. enfilade, from O.Fr. enfiler "to thread (a needle) on a string, pierce from end to end," from en- "put on" + fil "thread." Used of rows of apartments and lines of trees before modern military sense came to predominate.
Like that train we took to Ostia Antica.
"Instead, Sevigny has gone for a purer form of fun: an enfilade of domed caverns where dancers away to rock and disco hits flanked by tiled nooks from which clusters of beautiful folk watch the whorling crowd."
- Nicolas Niarchos, "Bar Tab", 16 January 2017 The New Yorker (http://www.newyorker.com/magazine/2017/01/16/well-heeled-ebullience-at-pauls-casablanca)