DE IDIOTA INQUIRENDO by Law Professor An old common law writ, long obsolete, to inquire whether a man be an idiot or not. 2 Steph. Comm. 609. Related Posts:IDIOTA INQUIRENDO, WRIT DEWRIT DE IDIOTA INQUIRENDODE PARCO FRACTOIDIOTADE LUNATICO INQUIRENDOWRIT DE ODIO ET ATIA