pretorian, a. [L. praetorians: cf. F. prétorien.].
Of or pertaining to a pretor or magistrate; judicial; exercised by, or belonging to, a pretor; as, pretorian power or authority. [1913 Webster]
Pretorian bands or Pretorian guards, or Pretorians (Rom. Hist.), the emperor's bodyguards, instituted by the Emperor Augustus in nine cohorts of 1,000 men each. -- Pretorian gate (Rom. Antiq.), that one of the four gates in a camp which lay next the enemy. Brande & C.