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machine head

British  

noun

  1. a metal peg-and-gear mechanism for tuning a string on an instrument such as a guitar

"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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Later the machine head as a letter G was incorporated into the company’s trademark.

From The Invention of the Sewing Machine by Cooper, Grace Rogers

The support arm of the machine head is iron, cast as a vase of flowers and painted in natural colors.

From The Invention of the Sewing Machine by Cooper, Grace Rogers

This machine head measures 14 inches in width, about standard size.

From The Invention of the Sewing Machine by Cooper, Grace Rogers

The machine head was lowered into the casing as the lid was brought forward and closed—an idea much ahead of its time.

From The Invention of the Sewing Machine by Cooper, Grace Rogers