What is Cepi Corpus?

Legal Definition
Practice. The return which the sheriff, or otherproper officer, makes when he has arrested a defendant by virtue of a capias. 3 Bouv. Inst. n. 2804. See Capias. F. N. B. 26.
-- Bouviers Law Dictionary
Legal Definition
I have taken the body. See 3 Bl. Comm. 288.
-- Ballentine's Law Dictionary