Webster's Revised Unabridged Dictionary · 1913

Defame

Defame , transitive verb

[Old English defamen, diffamen, from French diffamer, or Old French perh. defamer, from Latin diffamare (compare defamatus infamous); dis- (in this word confused with de) + fama a report. See Fame.]

1.
To harm or destroy the good fame or reputation of; to disgrace; especially, to speak evil of maliciously; to dishonor by slanderous reports; to calumniate; to asperse.
2.
To render infamous; to bring into disrepute.
My guilt thy growing virtues did defame; My blackness blotted thy unblemish'd name. — Dryden
3.
To charge; to accuse. [Rare]
Rebecca is... defamed of sorcery practiced on the person of a noble knight. — Sir W. Scott

Defame , noun

Dishonor. [Obsolete] — Chaucer