We found 16 dictionaries that define the word crazy bone:

General (13 matching dictionaries)

1. crazy bone: Merriam-Webster
2. crazy bone: Oxford Learner's Dictionaries
3. crazy bone: American Heritage Dictionary of the English Language
4. crazy bone: Collins English Dictionary
5. crazy bone: Vocabulary.com
6. crazy bone: Wordnik
7. crazy bone: Wiktionary
8. crazy bone: The Wordsmyth English Dictionary-Thesaurus
9. crazy bone: Dictionary.com
10. crazy bone: Rhymezone
11. crazy bone: FreeDictionary.org
12. crazy bone: Mnemonic Dictionary
13. crazy bone: TheFreeDictionary.com

Computing (1 matching dictionary)

14. crazy bone: Encyclopedia

Medicine (1 matching dictionary)

15. crazy bone: Merriam-Webster Medical Dictionary

Miscellaneous (1 matching dictionary)

16. crazy bone: Idioms

(Note: See crazy_bones as well.)

Definitions from Wiktionary (crazy bone) ▸ noun:  The funny bone; the ulnar nerve in the elbow. Similar: funny bone, elbow bone, ulna, ulnare, forearm bone, olecranon, oblique cord, aitchbone, elbow, armbone, more... ▸ Words similar to crazy bone ▸ Usage examples for crazy bone ▸ Idioms related to crazy bone ▸ Wikipedia articles (New!) ▸ Words that often appear near crazy bone ▸ Rhymes of crazy bone ▸ Invented words related to crazy bone