We found 24 dictionaries that define the word lunatic fringe:

General (18 matching dictionaries)

1. lunatic fringe: Merriam-Webster
2. lunatic fringe: Oxford Learner's Dictionaries
3. lunatic fringe: American Heritage Dictionary of the English Language
4. lunatic fringe: Collins English Dictionary
5. lunatic fringe: Vocabulary.com
6. lunatic-fringe, lunatic fringe: Wordnik
7. the lunatic fringe: Cambridge Advanced Learner's Dictionary
8. lunatic fringe: Wiktionary
9. lunatic fringe: The Wordsmyth English Dictionary-Thesaurus
10. lunatic fringe: Infoplease Dictionary
11. lunatic fringe: Dictionary.com
12. Lunatic Fringe (song), Lunatic Fringe, Lunatic fringe: Wikipedia, the Free Encyclopedia
13. lunatic fringe: Rhymezone
14. lunatic fringe: FreeDictionary.org
15. lunatic fringe: Mnemonic Dictionary
16. lunatic fringe: TheFreeDictionary.com

Computing (2 matching dictionaries)

17. lunatic fringe: Free On-line Dictionary of Computing
18. lunatic fringe: Encyclopedia

Medicine (1 matching dictionary)

19. online medical dictionary (No longer online)

Miscellaneous (2 matching dictionaries)

20. lunatic fringe: Idioms
21. Lunatic fringe: Wordcraft Dictionary

Slang (1 matching dictionary)

22. lunatic fringe: Urban Dictionary

(Note: See lunatic_fringes as well.)

Definitions from Wiktionary (lunatic fringe) ▸ noun:  The members of a political or social group espousing extreme, fanatical, or irrational views. Similar: fringe, extremist, rabid, ultraradical, ultrafanatic, radical, wing nut, all-outer, fanatic, ultraconservative, more... Opposite: mainstream, center, moderate Adjectives: white, maximalist, ultraleft, militant, leftwing, fringe, politically correct, far-right, archconservative, left-of-center, based ▸ Words similar to lunatic fringe ▸ Usage examples for lunatic fringe ▸ Idioms related to lunatic fringe ▸ Wikipedia articles (New!) ▸ Words that often appear near lunatic fringe ▸ Rhymes of lunatic fringe ▸ Invented words related to lunatic fringe