χαλκοῦς

II. Subst. χαλκοῦς, ὁ, copper coin used at Athens, 1/8 of an obol, Ar. Ec. 815, 818, D. 42.22, Alex. 15.2, Philem. 64,74, Cerc. 17.41, Plu. 2.665b, etc.: in pl., money, PCair.Zen. 519 (iii B. C.), etc.