A professional accuser in those cases under the Roman law which involved a pecuniary
ii. 8.22). The name probably owes its origin to the fact that
the quadruplator professed to expose offences in which the fine was fixed at four times the
damage, as, for example, a violation of the usury laws (Livy, vii.
), and in which, therefore, his own reward would be large. See Geib,
, 106; and the article Delator.