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We found 28 dictionaries with English definitions that include the word backdoor:
Click on the first link on a line below to go directly to a page where "backdoor" is defined.

General (20 matching dictionaries)

1. backdoor: Merriam-Webster.com [home, info]
2. backdoor: American Heritage Dictionary of the English Language [home, info]
3. backdoor: Collins English Dictionary [home, info]
4. backdoor: Vocabulary.com [home, info]
5. backdoor: Macmillan Dictionary [home, info]
6. backdoor: Wordnik [home, info]
7. backdoor: Wiktionary [home, info]
8. backdoor: Webster's New World College Dictionary, 4th Ed. [home, info]
9. backdoor: The Wordsmyth English Dictionary-Thesaurus [home, info]
10. Backdoor, backdoor: Dictionary.com [home, info]
11. Backdoor (computing), Backdoor (cryptography), Backdoor (film), Backdoor: Wikipedia, the Free Encyclopedia [home, info]
12. Backdoor: Online Plain Text English Dictionary [home, info]
13. backdoor: Webster's Revised Unabridged, 1913 Edition [home, info]
14. Backdoor: AllWords.com Multi-Lingual Dictionary [home, info]
15. backdoor: Webster's 1828 Dictionary [home, info]
16. backdoor: Free Dictionary [home, info]
17. backdoor: Mnemonic Dictionary [home, info]
18. backdoor: Dictionary/thesaurus [home, info]

Business (1 matching dictionary)

19. Backdoor: MoneyGlossary.com [home, info]

Computing (4 matching dictionaries)

20. backdoor: Netlingo [home, info]
21. backdoor: Webopedia [home, info]
22. Backdoor: Technopedia [home, info]
23. Backdoor (disambiguation), backdoor: Encyclopedia [home, info]

Slang (2 matching dictionaries)

24. backdoor: English slang and colloquialisms used in the United Kingdom [home, info]
25. The Backdoor: Urban Dictionary [home, info]

Sports (1 matching dictionary)

26. Backdoor: Poker Terms [home, info]

Quick definitions from Macmillan ( ) Provided by ▸ Words similar to backdoor ▸ Usage examples for backdoor ▸ Words that often appear near backdoor ▸ Rhymes of backdoor ▸ Invented words related to backdoor