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well-oiled

American  
[wel-oild] / ˈwɛlˈɔɪld /

adjective

  1. operating with efficiency.

    a well-oiled department.

  2. Slang. drunk.


well-oiled British  

adjective

  1. informal (well oiled when postpositive) drunk

"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

Etymology

Origin of well-oiled

First recorded in 1730–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

They are the well-oiled collection of busy little players who keep the ball like no one else—the side that measures every touch, weaves complex passing patterns and never, ever seems flustered.

From The Wall Street Journal Jul. 14, 2026

To complete the picture, PSG's midfield of Vitinha, Fabian Ruiz and Joao Neves is the well-oiled engine room linking it all together.

From BBC May 6, 2026

They’re a well-oiled machine of fun over there!

From Los Angeles Times Apr. 16, 2026

All that military bonhomie didn’t produce a well-oiled effort on the field, where hits and base runners stack to create overwhelming wins.

From Salon Mar. 18, 2026

He wasn’t polished yet, but he never seemed to tire, never showed pain, just kept going, kept driving forward no matter what, like a well-oiled locomotive.

From "The Boys in the Boat: Nine Americans and Their Epic Quest for Gold at the 1936 Berlin Olympics" by Daniel James Brown

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