blowby

noun
blow·​by | \ ˈblō-ˌbī How to pronounce blowby (audio) \

Definition of blowby

: leakage of combustion gases between a piston and the cylinder wall into the crankcase in an automobile

First Known Use of blowby

1908, in the meaning defined above

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Cite this Entry

“Blowby.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blowby. Accessed 14 Jun. 2021.

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