(1):

(n.) That loss of character, or public disgrace, which a convict incurs, and by which he is at common law rendered incompetent as a witness.

(2):

(n.) A quality which exposes to disgrace; extreme baseness or vileness; as, the infamy of an action.

(3):

(n.) Total loss of reputation; public disgrace; dishonor; ignominy; indignity.