bivouac
🇺🇸
/ˈbɪvuæk/
🇬🇧
/ˈbɪvuæk/
A temporary outdoor camp without tents, used by mountain climbers or soldiers.
The hikers decided to bivouac for the night at the base of the mountain.
To spend the night in a temporary outdoor camp without tents.
We had to bivouac on the mountain because of the sudden snowstorm.