noun, noun or participle which takes 'suru', intransitive verb
staying overnight; lodging
Refers to spending the night at a place, often implying temporary accommodation. Used as both a noun and a suru-verb.
友達の家に寝泊まりさせてもらった。
I was allowed to stay overnight at my friend's house.
旅館に寝泊まりする。
I lodge at a traditional inn.