judicial writ, (usually just called a "capias,") where actions at law had been frequently commenced; and which commands the sheriff to make the defendant, and him properly keep, in order that he may have his body prior to the courtroom on a specific time, to resolve the plaintiff in the activity. 3 Bl. Comm. 282; 1 Tidd, Pr. 128. The name with this writ is usually abbreviated to ca. rcsp.