De Idiota Inquirendo
Defined in 2 dictionaries — Black's (1910), Black's (1891)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
An Old common-law writ, long obsolete, to inquire whether a man be an idiot or not. 2 Steph. Comm. 509.
A Dictionary of Law
Henry Campbell Black · 1891
Anold common-law writ, long obsolete, to inquire whether a man bean idiot or not, 2 Steph. Comm. 509. DE IIS QUI PONENDI SUNT IN