from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To make maliciously or knowingly false statements about. See Synonyms at malign.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To make hurtful untrue comments about (someone)
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To accuse falsely and maliciously of a crime or offense, or of something disreputable; to slander; to libel.
- intransitive v. To propagate evil reports with a design to injure the reputation of another; to make purposely false charges of some offense or crime.
from The Century Dictionary and Cyclopedia
- To utter calumny regarding; charge falsely and knowingly with some crime or offense, or something disreputable; slander.
- Synonyms Defame, Calumniate, etc. See asperse.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. charge falsely or with malicious intent; attack the good name and reputation of someone
Latin calumniārī, calumniāt-, from calumnia, calumny; see calumny.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin calumniātus, perfect active participle of calumnior ("I accuse falsely"). (Wiktionary)