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tweaker

British  
/ ˈtwiːkə /

noun

  1. slang an engineer's small screwdriver, used for fine adjustments

"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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Left-arm spinners Matt Kuhnemann and Cooper Connolly were additions to a largely settled 15-man squad, alongside chief tweaker Adam Zampa and part-timer Glenn Maxwell.

From Barron's Jan. 1, 2026

A lovely moment for the veteran tweaker, his name into the book on his old New South Wales home ground.

From The Guardian Jan. 3, 2020

By bringing “style” into it, Brooks nods to Flaubert’s reputation as a compulsive tweaker, someone who could spend all day reworking a paragraph.

From Washington Post May 3, 2017

That’s partly because of the seemingly ubiquitous influence of the Atlanta rapper Gucci Mane, the most effective tweaker of hip-hop orthodoxies in the 2000s.

From New York Times Jul. 27, 2016

Then he pulled out the tweaker from his robes.

From "Scythe" by Neal Shusterman

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