n. [ Cf. LL. justitiarius, F. justicier. See Justice. ] (Old Eng. Law) An old name for the judges of the higher English courts. [ 1913 Webster ]

☞ The chief justiciary, or justiciar, in early English history, was not only the chief justice of the kingdom, but also ex officio regent in the king's absence. [ 1913 Webster ]

Court of justiciary (Scots Law), the supreme criminal court, having jurisdiction over the whole of Scotland.