crank·​pin ˈkraŋk-ˌpin How to pronounce crankpin (audio)
plural crankpins
: the cylindrical piece that projects from the arm of a crank and to which a connecting rod is attached (as in a reciprocating engine) compare journal sense 3

Word History

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of crankpin was in 1839

Dictionary Entries Near crankpin

Cite this Entry

“Crankpin.” Dictionary, Merriam-Webster, Accessed 28 May. 2024.

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