noun
night mooring; overnight anchorage
Used for boats staying at a mooring or anchorage overnight. Related to the simpler term 夜泊.
See also: 夜泊
漁船は港で夜泊まりをした。
The fishing boat stayed moored in the harbor overnight.
noun
staying overnight; sleeping away from home
Often implies staying overnight in a red-light district or entertainment area, but can be used more broadly for lodging away from home for the night.
彼は仕事の後、繁華街で夜泊まりをした。
After work, he stayed overnight in the entertainment district.
夜泊 is a simpler form with the same meaning, but 夜泊まり is more common in modern usage.
Compound of 夜 (yo, 'night') and 泊まり (tomari, 'staying, mooring'), with rendaku voicing to どまり.