[ adj ] (used of statements) harmful and often untrue; tending to discredit or malign <adj.all>
Calumnious \Ca*lum"ni*ous\, a. [L. calumniosus.] Containing or implying calumny; false, malicious, and injurious to reputation; slanderous; as, calumnious reports.
Virtue itself 'scapes not calumnious strokes. --Shak.