(1):
(n.) The offense of killing a human being with malice prepense or aforethought, express or implied; intentional and unlawful homicide.
(2):
(n.) To kill with premediated malice; to kill (a human being) willfully, deliberately, and unlawfully. See Murder, n.
(3):
(n.) To destroy; to put an end to.
(4):
(n.) To mutilate, spoil, or deform, as if with malice or cruelty; to mangle; as, to murder the king's English.