1. A general commotion; public disorder or uproar.
2. Violent anger; frenzy.
3. A fashion adopted enthusiastically by the public; a fad.
4. A state of intense excitement or ecstasy.

[Middle English furour, wrath, fury, from Old French fureur, from Latin furor, from furere, to rage.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.