crankshaft

noun crank·shaft \ ˈkraŋk-ˌshaft \
|Updated on: 29 May 2018

Definition of crankshaft

1 : a shaft driven by or driving a crank
2 : a shaft consisting of a series of cranks and crankpins to which the connecting rods of an engine are attached

Recent Examples of crankshaft from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'crankshaft.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of crankshaft

1854

in the meaning defined at sense 1

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CRANKSHAFT Defined for English Language Learners

crankshaft

Definition of crankshaft for English Language Learners

  • : a long metal piece that connects a vehicle's engine to the wheels and helps turn them


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