Fr. The black code. A body of laws which formerly regulated the institution of . slavery in the French colonies.—Code of Juse tinfianmn. The Code of Justinian (Coder Justinianeus) was a collection of imperial constitue tions, compiled, by order of that emperor, by a commission of ten jurists, including Tribonian, and promulgated A. D. 529. It comprised twelve books, and was the first of the four