Lewis & Short

pransĭto, āvi, 1, v. freq. n. and a. [prandeo].

  1. I. Neutr., to breakfast, to eat breakfast or luncheon (mostly ante- and postclass.): ad rivum accumbentes viatores pransitare solent, Vitr. 8, 3: pransitans et cenitans, Lampr. Elag. 27.
  2. II. Act., to breakfast upon, eat at breakfast or luncheon: polentam, Plaut. As. 1, 1, 20: prolem, Arn. 4, 143.
    Impers. pass.: ut pransitaretur et cenitaretur, Macr. S. 2, 13.