The meaning of Lunacy and additional information.

Lunacies(pl. ) of Lunacy

Lunacy(n.) Insanity or madness; properly, the kind of insanity which is broken by intervals of reason, -- formerly supposed to be influenced by the changes of the moon; any form of unsoundness of mind, except idiocy; mental derangement or alienation.

Lunacy(n.) A morbid suspension of good sense or judgment, as through fanaticism.