
Latin, meaning: a demand, request, desire / complaint.
Found on
http://archives.nd.edu/ppp.htm

Rom. civ. law. The name given to the first act in a criminal proceeding. A person who wished to accuse another of a crime, appeared before the praetor and asked his authority for that purpose, designating the person intended. This act was called postulatio. The postulant (calumniam jurabat) made oath that he was not influenced by a spirit of calumn...
Found on
http://www.lectlaw.com/def2/p126.htm
No exact match found.