1) The meeting of feudal vassals with the king it also refers to decrees issued by the king after such meetings.

2) A) Rule or regulation; B) procedure in legal actions concerning land. See darrein presentment, mort d'ancestor, Novel Disseisin, utrum; C) itinerant court in which such actions were tried.

3) A rule, regulation, or law, enforced on the authority of the Crown, though with the assent of the barons, which modified or changed the customary law. By tranference the term came to be applied to legal procedures under assize law (e.g., the "assize" of novel disseisin), and eventually to the courts which entertained such actions and the justices who administered them.