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good oil

British  

noun

  1. slang true or reliable facts, information, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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See Examples For:

A good oil delivers enough of a burn to cause a catch in your throat and often a cough.

From The Guardian ● Apr. 23, 2017

“A good wine lasts one dinner; a good oil lasts many meals,” said Michele Porcu of I Greppi di Silli.

From New York Times ● May 22, 2015

What were the drivers, where did all this good oil come from?

From Forbes ● Jul. 14, 2014

When he needed a good oil man he went to his old company, persuaded it to release Captain Rieber.

From Time Magazine Archive

It sounds like automobile parlance to say "Use good oil," but this really applies equally as strongly to a lawn-mower.

From Making a Lawn by Luke Joseph Doogue

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