Lewis & Short

praemĭātor, ōris, m. [praemior].

  1. I. A robber (ante-class.), Naev. ap. Non. 150, 23 (Com. Rel. p. 6 Rib.).
  2. II. A rewarder, one who gives a reward to: luctantium, Ambros. in Psa. 36, 57.