murdrum
noun
mur·drum
ˈmərdrəm
plural -s
early English law
1
: murder
especially : a killing in secret
2
: a fine exacted under the Norman kings from the hundred in which a person was slain unless the slayer was produced or proof was given that the slain person was not a Franco-Norman
Word History
Etymology
Medieval Latin, murder, fine for murder, from Old French murdre murder