judder

[ juhd-er ]
/ ˈdʒʌd ər /
Chiefly British

verb (used without object)

to vibrate violently: an old automobile with a clutch that judders.

noun

a state or instance of juddering.

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Origin of judder

1930–35; perhaps j(olt) + (sh)udder
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for judder

judder
/ (ˈdʒʌdə) informal, mainly British /

verb

(intr) to shake or vibrate

noun

abnormal vibration in a mechanical system, esp due to grabbing between friction surfaces, as in the clutch of a motor vehicle
a juddering motion

Word Origin for judder

probably blend of jar ² + shudder
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