A cesspool or pit used to collect waste (e.g., a manure pit); a reservoir for storing liquid waste.
昔の農家の庭には大きな溜めがあった。
There used to be a large cesspool in the yards of old farmhouses.
古い家の裏に汚水の溜めが残っていた。
Behind the old house there remained a pool where wastewater had collected.