bivouac

bivouac is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.(a) The watch of a whole army by night, when in danger of surprise or attack. (b) An encampment for the night without tents or covering.
  2. 2.(a) To watch at night or be on guard, as a whole army. (b) To encamp for the night without tents or covering.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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