Black's Law Dictionary (2nd edition)dictionaries

Idoneus

Lat. In the civil and com-mon law. Sufficient; competent; fit or proper; responsible; unimpeachable. Ido-neus homo, a responsible or solvent person; a good and lawful man. Sufficient; ade-quate; satisfactory. Idonea cautio, suffl-cient security

Source: Black’s Law Dictionary 2nd Ed (1910)