Noun
(law) criminal intent; the thoughts and intentions behind a wrongful act (including knowledge that the act is illegal); often at issue in murder trials
Source: WordNetAll that was required for malice aforethought to exist is that the perpetrator act with one of the four states of mind that constitutes "malice." Source: Internet
For example, malice aforethought is used as a requirement for committing capital murder. Source: Internet
The definition of a crime is thus constructed using only these elements rather than the colorful language of mens rea: Dubber p. 46 Murder is the unlawful killing of a human being with malice aforethought. Source: Internet
Without malice aforethought I had given them the best show that was ever staged in their territory since the landing of the Pilgrims! Source: Internet