A qualification of a man’s legal status produced by his conviction of an infamous crime and the consequent loss of honor and credit, which, at common law, rendered him incompetent as a witness, and by statute in some jurisdictions entails other disabilities.
Law Dictionary – Alternative Legal Definition
crim. law, evidence. That state which is produced by the conviction of crime and the loss of honor, which renders the infamous person incompetent as a witness. 2. It is to be considered, 1st. What crimes or punishment incapacitate a witness. 2d. How the guilt is to be proved. 3d. How the objection answered. 4th. The effect of infamy.