SUMMONS Copy link • SUMMONSA message to call anybody to one, accitus (but only in ablative accitu; it may have a genitive of the person who summons, but not an adjective also; thus, “on a summons from his brother,” fratris accitu; but “a hasty summon from his brother,” must not be cito fratris accitu, Krebs). Circumlocution by accire, arcessere, advocare. As legal form, evocatio (general term for summoning a person before a court, etc.): vocatio (before a court; Varr., in Gell., 13, 12): in jus vocatio.