Tail of the trenches


  • Webster's Revised Unabridged Dictionary
    • Tail of the trenches (Fort) the post where the besiegers begin to break ground, and cover themselves from the fire of the place, in advancing the lines of approach.
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In literature:

The lieutenant strode up and down in front of them with the tail of his trench coat sticking out behind.
"Three Soldiers" by John Dos Passos