What is Premeditated Malice?

Legal Definition
An intention to kill unlawfully, deliberately formed in the mind as the result of a determination meditated upon and fixed before the act. State v. Gin Pon, 16 Wash. 425, 47 Pac. 961; Milton v. State, 6 Neb. 148 ; State v. Rutten, 13 Wash. 211, 43 Pac. 30.
-- Black's Law Dictionary