We found 15 dictionaries that define the word bone of contention:

General (12 matching dictionaries)

1. bone of contention: Collins English Dictionary
2. bone of contention: Vocabulary.com
3. bone of contention: Wiktionary
4. bone of contention: The Wordsmyth English Dictionary-Thesaurus
5. bone of contention: Infoplease Dictionary
6. bone of contention: Dictionary.com
7. bone of contention: Rhymezone
8. Bone of Contention: Dictionary of Phrase and Fable (1898)
9. bone of contention: FreeDictionary.org
10. bone of contention: Mnemonic Dictionary
11. bone of contention: TheFreeDictionary.com
12. bone of contention: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

13. bone of contention: Legal dictionary

Miscellaneous (1 matching dictionary)

14. bone of contention: Idioms

Slang (1 matching dictionary)

15. bone of contention: Urban Dictionary

(Note: See bone_of_contentions as well.)

Definitions from Wiktionary (bone of contention) ▸ noun:  (idiomatic) Something that continues to be disputed; something on which no agreement can be reached. Similar: strife, controverse, conteck, debate, controversion, umbraid, disagreeance, feud, argutation, obstancy, more... Opposite: agreement, harmony, consensus Types: disagreement, difference, quarrel, dispute, strife, more... Phrases: a bone of contention, more... ▸ Words similar to bone of contention ▸ Usage examples for bone of contention ▸ Idioms related to bone of contention ▸ Wikipedia articles (New!) ▸ Words that often appear near bone of contention ▸ Rhymes of bone of contention ▸ Invented words related to bone of contention