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wrist pin

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noun Machinery.
a pin joining the end of a connecting rod to a trunk piston or the end of a piston rod.
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Origin of wrist pin

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use wrist pin in a sentence

British Dictionary definitions for wrist pin

wrist pin

noun
a cylindrical boss or pin attached to the side of a wheel parallel with the axis, esp one forming a bearing for a crank
US and Canadian the pin through the skirt of a piston in an internal-combustion engine, to which the little end of the connecting rod is attachedAlso called (esp in Britain): gudgeon pin
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
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