Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “oil”

See all translations

oil

verb [T]
 
 
/ɔɪl/
to put oil on something, especially a machine, to make it work more easily without sticking: You may need to oil the wheels and joints.
oil the wheels informal ( US grease the wheels) to make it easier for something to happen, especially in business or politics: The new proposal will oil the wheels of deal-making by ensuring that the negotiations get off to a quicker start.
Translations of “oil”
in Chinese (Traditional) 給(尤指機器)上油,給…上潤滑油…
in Chinese (Simplified) 给(尤指机器)上油,给…上润滑油…
(Definition of oil verb from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of oil?
Add Cambridge dictionaries to your browser to your website

Definitions of “oil” in other dictionaries

Word of the Day

christmassy

typical of Christmas, or happy because it is Christmas

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More