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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:

Construction began in March 2018, and Chun described the project as “a well-oiled machine” until the pandemic disrupted work and pushed the anticipated opening to 2023.

From Los Angeles Times Sep. 10, 2026

But after two test trips with a full-sized reproduction of the tapestry, the operation appeared a well-oiled machine.

From Barron's Jul. 10, 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’ve designed such a well-oiled machine,” Anastasio said.

From Salon May 2, 2026

Ifemelu sometimes sensed, underneath the well-oiled sequences of Kimberly s life, a flash of regret not only for things she longed for in the present but for things she had longed for in the past.

From "Americanah" by Chimamanda Ngozi Adichie

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