tweaker

British

/ ˈtwiːkə /

noun

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

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

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

Spin accounted for six of Australia's top seven - spearheaded by left-arm tweaker Ravindra Jadeja's 3-28 - paving the way for their quicks to later deliver the coup de grace.

From BBC • Oct. 8, 2023

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

Then he pulled out the tweaker from his robes.

From "Scythe" by Neal Shusterman

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023