We found 21 dictionaries that define the word deaf and dumb:

General (14 matching dictionaries)

1. deaf and dumb: Merriam-Webster
2. deaf-and-dumb, deaf-and-dumb: Collins English Dictionary
3. deaf-and-dumb: Vocabulary.com
4. deaf and dumb: Wordnik
5. deaf and dumb: Wiktionary
6. deaf-and-dumb: Webster's New World College Dictionary, 4th Ed.
7. deaf-and-dumb: Infoplease Dictionary
8. Deaf and dumb, deaf-and-dumb, deaf and dumb: Dictionary.com
9. Deaf and dumb: Wikipedia, the Free Encyclopedia
10. deaf-and-dumb: Rhymezone
11. deaf-and-dumb, deaf and dumb: FreeDictionary.org
12. deaf-and-dumb: Mnemonic Dictionary
13. deaf-and-dumb, deaf and dumb: TheFreeDictionary.com

Business (2 matching dictionaries)

14. Bouvier's Law Dictionary 1856 Edition (No longer online)
15. Deaf and dumb: Legal dictionary

Computing (1 matching dictionary)

16. Deaf and dumb, deaf-and-dumb: Encyclopedia

Medicine (1 matching dictionary)

17. Deaf and dumb: Medical dictionary

Miscellaneous (1 matching dictionary)

18. deaf and dumb: Idioms

Slang (2 matching dictionaries)

19. deaf and dumb, deaf and dumb, deaf and dumb: Green’s Dictionary of Slang
20. deaf and dumb: Urban Dictionary

Definitions from Wiktionary (deaf and dumb) ▸ adjective:  (now offensive) Deaf and not able to speak. ▸ noun:  (Cockney rhyming slang) Bum (behind, bottom). Similar: deaf, deaf-mute, nondeaf, undeafened, tone deaf, non-able-bodied, nondecodable, nonsigning, unhearing, undumb, more... Phrases: deaf and dumb person, deaf and dumb alphabet, more... ▸ Words similar to deaf and dumb ▸ Usage examples for deaf and dumb ▸ Idioms related to deaf and dumb ▸ Wikipedia articles (New!) ▸ Popular nouns described by deaf and dumb ▸ Words that often appear near deaf and dumb ▸ Rhymes of deaf and dumb ▸ Invented words related to deaf and dumb