1. a building or structure that houses a pump or pumps, typically used to move water or other fluids

Examples

• The pumphouse supplies water to the entire farm.
• Engineers inspected the pumphouse to check for leaks.
• The old pumphouse near the river has been restored.
• The municipal pumphouse operates 24 hours a day.
• They built a new pumphouse to handle increased water demand.
• The pumphouse machinery was loud but essential for the irrigation system.