biv·ou·ac (bĭv-ăk′, bĭvwăk′)
A temporary encampment often in an unsheltered area.
intr.v. biv·ou·acked, biv·ou·ack·ing, biv·ou·acs also biv·ou·acks
To camp in a bivouac.
[French, from German dialectal beiwacht, supplementary night watch : bei-, beside (from Middle High German bi-, from Old High German; see ambhi in the Appendix of Indo-European roots) + Wacht, watch, vigil (from Middle High German wahte, from Old High German wahta; see weg- in the Appendix of Indo-European roots).]
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