Definitions for "Sump pump"
A submersible pump in a sump pit that pumps any excess ground water to the storm sewer.
a pump that is placed in the sump to remove the water.
Sump - A pit or pool for draining, collecting, or storing water. Pump - A mechanism for removing water or wastewater from a sump or wet well. Put them together and you've got a sump pump.
Keywords:  pond, empty, good, way
a good way to empty the pond