1. A statement that attacks someone's character or reputation: "She cast aspersions on his integrity."
2. The making of slanderous remarks; the making of defamatory remarks.
3. A damaging or derogatory remark or criticism; slander.
4. The act of slandering; vilification; defamation; calumniation; derogation: "Such vehement aspersions cannot be ignored."
5. The act of sprinkling, as in baptism.
6. Archaic: A shower or spray.