LEX FALCIDIA, civ. law. The name of a law which permitted a testator to dispose of three-fourths of his property, but he could not deprive his heir of the other fourth. It was made during the reign of Augustus, about the year of Rome 714, on the requisition of Falcidius, a tribune. Inst. 2, 22; Dig. 35, 2; Code, 6, 50;. and Nov. 1 and 131. Vide article Legitime, and Coop. Just. 486; Rob. Frauds, 290, note 113.