1. (v.) To speak great evil of; to defame; to slander; to vilify; to asperse.

2. (a.) Having an evil disposition toward others; harboring violent enmity; malevolent; malicious; spiteful; -- opposed to benign.

3. (a.) Unfavorable; unpropitious; pernicious; tending to injure; as, a malign aspect of planets.

4. (a.) Malignant; as, a malign ulcer.

5. (v.) To treat with malice; to show hatred toward; to abuse; to wrong; to injure.

6. (v. i.) To entertain malice.