oil pump

1. 1.

   a pump that keeps a supply of oil on moving parts

   Broaderpump

   Part oflubricating system

Questions about oil pump

What does oil pump mean?

oil pump means "a pump that keeps a supply of oil on moving parts".

Is oil pump a common word?

oil pump is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.