noun, noun or participle which takes 'suru'
sleeping outdoors; camping out
Refers to sleeping outside, often without a tent or shelter. Similar to 野宿 (のじゅく), but 露宿 may carry a slightly more literary or formal tone.
See also: 野宿
旅の途中で露宿することになった。
We ended up sleeping outdoors during the journey.
彼は公園
He slept rough in the park.