oilfeeder

noun
UK /ˈɔɪlˌfiːdə/
US /ˈɔɪlˌfiːdər/

A thing that gives oil to a machine.

The oilfeeder keeps the engine running smoothly.


OTHER MEANINGS

2. A device that supplies oil to a burner or furnace.

The oilfeeder on the furnace needs to be checked every winter.

3. A person or machine that feeds oil into a process.

The oilfeeder at the factory monitors the flow carefully.

4. A small container that drips oil slowly onto moving parts.

He refilled the oilfeeder before starting the old sewing machine.