Duhaime's Law Dictionary

Furiosi Nulla Voluntas Est Definition:

Latin: mentally impaired persons cannot validly sign a commit their will.

A Latin expression that mentally impaired or incapable persons cannot validly sign a will or contract or form the frame of mind necessary to commit a crime.

In Latin for Lawyers:

"Furiousi nulla voluntas est - a madman has no free will.

"There must be as an essential ingredient in a criminal offence, some blameworthy condition of mind, and such condition of mind cannot justly be imputed to madmen who are under a natural disability of distinguishing between good and evil."


  • Latin for Lawyers (London: Sweet & Maxwell, 1915), page 101

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