Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “lunatic fringe”

lunatic fringe

noun [C usually sing]  /ˈlu·nəˌtɪk ˈfrɪnj/
the members of a group whose opinions are extreme and different from those of the rest of the group: Roosevelt attacked the reformers as a lunatic fringe.
(Definition of lunatic fringe noun from the Cambridge Academic Content Dictionary © Cambridge University Press)

Word of the Day

touch

an ability to do things in the stated, especially positive, way

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More