Lewis & Short

† ŏbŏlus, i, m., = ὀβολός.

  1. I. Lit., an obol, a small Greek coin, the sixth part of a drachm, equivalent to three and a half cents Federal currency, Vitr. 3, 1: siclus viginti obolos habet, Vulg. Exod. 30, 13.
  2. II. Transf., as a weight, the sixth part of a drachm Fann. de Ponder. et Mens. 37; cf. Cels. 5, 17; Plin. 21, 34, 109, § 185; 25, 12, 91, § 142: trium obolorum pondere, id. 21, 25, 96, § 169.