- a pump for removing water from a bilge.
Origin of bilge pump
First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for bilge pump
Almost the first thing I put my hand on was what I was looking for—the bilge-pump.
"We've started the bilge-pump, but it's no' drawing much," he said.The Coast of Adventure
Then I screwed the cap on again and went home, taking Allie's bilge-pump with me, for I couldn't stop to unship the hose.