The Collaborative International Dictionary of English v.0.48:
Infamy \In"fa*my\, n.; pl. Infamies. [L. infamia, fr. infamis
infamous; pref. in- not + fama fame: cf. F. infamie. See
1. Total loss of reputation; public disgrace; dishonor;
The afflicted queen would not yield, and said she
would not . . . submit to such infamy. --Bp. Burnet.
2. A quality which exposes to disgrace; extreme baseness or
vileness; as, the infamy of an action.
3. (Law) That loss of character, or public disgrace, which a
convict incurs, and by which he is at common law rendered
incompetent as a witness.
Yesterday, Dec. 7, 1941 -- a day which will live in
infamy, . . . --Franklin D.