oil-hole

The mechanic checks the oil-hole on the engine.

Definition

1. Noun:
   • A small opening for lubricating oil: "oil-hole" refers to a small aperture or cavity, typically in machinery or mechanical parts, designed for the introduction of lubricating oil to reduce friction.

Usage Examples

• Noun:
  • The mechanic dripped oil into the oil-hole on the engine bearing. (A small opening for adding lubricant.)
  • Make sure the oil-hole is not blocked by debris before applying lubricant. (An aperture that must remain clear for effective maintenance.)

Advanced Usage

• "to oil the oil-hole": an informal, redundant phrase meaning to apply lubricant through the designated aperture.
  • He carefully oiled the oil-hole on the sewing machine. (He added lubricant through the intended opening.)

Variants and Related Words

• Oil (n): a viscous liquid used as a lubricant or fuel.
  • The engine needs fresh oil to run smoothly. (Lubricating fluid.)
• Hole (n): an opening or cavity in a solid surface.
  • A hole in the metal allows access to the internal parts. (An aperture.)
• Oil-can (n): a container with a spout for dispensing oil into an oil-hole.
  • He used an oil-can to fill the oil-hole. (A tool for lubrication.)

Synonyms

• Lubrication point: a technical term for a designated location where lubricant is applied.
• Grease fitting: a similar component for applying grease rather than oil.

Related Idioms