(1):

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

(2):

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

(3):

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

(4):

(a.) To speak great evil of; to traduce; to defame; to slander; to vilify; to asperse.

(5):

(v. i.) To entertain malice.

(6):

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