A temporary encampment often in an unsheltered area. (noun)
To camp in a bivouac. (verb-intransitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "bivouac" in a sentence
"We marched the next day to the foot of the Guadarama Pass, where our soldiers, when dismissed in bivouac, had a fine hunt after a wild boar, which they killed."
"There we had plenty of room and quarters, no squabbling about the shade of a tree in bivouac, or your stable being previously occupied by cavalry or artillery horses."
"I was lying in bivouac, talking to General Craufurd and John Bell, when a dragoon rode up with a note from General Cole, requesting Craufurd to send an officer as a guide to lead his division to the heights of Rendo at dusk."