noun
lubricating oil; lubricant; lube
Technical and everyday term for oil or grease used to reduce friction in machinery.
エンジンには定期的に潤滑油を差してください。
Please apply lubricating oil to the engine regularly.
この潤滑油は高温
This lubricant maintains its performance even at high temperatures.
noun
facilitator; smooth operator; person/thing that keeps things running smoothly
Figurative use; refers to a person or element that helps an organization, project, or social situation proceed without friction. Often used in business or interpersonal contexts.
彼はチームの潤滑油のような存在だ。
He is like the lubricant that keeps the team running smoothly.
飲み会は職場の潤滑油になることもある。
Drinking parties can sometimes act as a social lubricant in the workplace.