Murphy's Law

noun

Definition of Murphy's Law

: an observation: anything that can go wrong will go wrong

First Known Use of Murphy's Law

1951, in the meaning defined above

History and Etymology for Murphy's Law

probably from Edward A. Murphy †1990 American engineer

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The first known use of Murphy's Law was in 1951

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Cite this Entry

“Murphy's Law.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Murphy%27s%20Law. Accessed 19 Jun. 2021.

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