magistricide in English dictionary magistricide Meanings and definitions of "magistricide" (rare) the killing of one's master or teacher. noun (rare) The killing of one's master or teacher. noun (rare) A person who kills their master or teacher. more Grammar and declension of magistricide magistricide ( plural magistricides) magistricide (plural magistricides) more Sample sentences with "magistricide" Declension Stem Try again Authors