WordWeb Online

1. Relatively permanent disorder of the mind
   - insanity, craziness [informal]
    
2. The quality of being rash and foolish
   "trying to drive through a blizzard is the height of madness";
   - folly, foolishness, craziness, nuttiness [informal], insanity
    
3. A feeling of intense anger
   "hell hath no madness like a woman scorned";
   - fury, rage
    
4. Unrestrained excitement or enthusiasm
   "poetry is a sort of divine madness";
   - rabidity, rabidness
    
5. An acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain
   - rabies, hydrophobia, lyssa [rare]
    
6. [archaic] Obsolete term for legal insanity
   - lunacy [archaic], insaneness [archaic]

Type of: anger, choler, daftness [informal], ebullience, enthusiasm, exuberance, ire, mental disease, mental illness, psychopathy, stupidity, zoonosis, zoonotic disease

Encyclopedia: Madness, Money and Music