We found 29 dictionaries that define the word Murphy's Law:

General (17 matching dictionaries)

1. Murphy's Law: Merriam-Webster
2. Murphy's Law: Oxford Learner's Dictionaries
3. Murphy's Law: American Heritage Dictionary of the English Language
4. Murphy's law, Murphy's law: Collins English Dictionary
5. Murphy's Law: Vocabulary.com
6. Murphy's law: Cambridge Advanced Learner's Dictionary
7. Murphy's Law, Murphy's law: Wiktionary
8. Murphy's Law: The Wordsmyth English Dictionary-Thesaurus
9. Murphy's Law: Infoplease Dictionary
10. Murphy's Law, murphys law: Dictionary.com
11. Murphy's Law, Murphy's Law (American TV series), Murphy's Law (British TV series), Murphy's Law (Murphy's Law album), Murphy's Law (Murphy Lee album), Murphy's Law (UK TV series), Murphy's Law (band), Murphy's Law (disambiguation), Murphy's Law (film), Murphy's Law (novel), Murphy's Law (song), Murphy's law, Murphy's law (disambiguation), Murphys law: Wikipedia, the Free Encyclopedia
12. Murphy's law: Rhymezone
13. murphys law: FreeDictionary.org
14. murphy's law: Mnemonic Dictionary
15. Murphy's Law: The Word Detective
16. Murphy's Law, Murphys Law: TheFreeDictionary.com
17. Murphy's Law: World Wide Words

Business (3 matching dictionaries)

18. MoneyGlossary.com (No longer online)
19. Construction Term Glossary (No longer online)
20. BusinessDictionary.com (No longer online)

Computing (3 matching dictionaries)

21. Murphy's Law: Free On-line Dictionary of Computing
22. I T Glossary (No longer online)
23. Murphy's Law, Murphys law: Encyclopedia

Medicine (1 matching dictionary)

24. online medical dictionary (No longer online)

Miscellaneous (3 matching dictionaries)

25. Murphy's Law: A Word A Day
26. Murphy's law: Idioms
27. Murphy's Law: Wordcraft Dictionary

Science (1 matching dictionary)

28. FOLDOP - Free On Line Dictionary Of Philosophy (No longer online)

Slang (1 matching dictionary)

29. murphys law: Urban Dictionary

Definitions from Wiktionary (Murphy's Law) ▸ noun:  An adage which states that if anything can go wrong, then it will. ▸ noun:  Alternative letter-case form of Murphy's law [An adage which states that if anything can go wrong, then it will.] ▸ Words similar to Murphy's Law ▸ Usage examples for Murphy's Law ▸ Idioms related to Murphy's Law ▸ Wikipedia articles (New!) ▸ Words that often appear near Murphy's Law ▸ Rhymes of Murphy's Law ▸ Invented words related to Murphy's Law