Definitions for war crime
Random House Webster's College Dictionary
Usually,war crimes.crimes committed against an enemy, prisoners of war, or subjects in wartime that violate international agreements or, as in the case of genocide, are offenses against humanity.
Category: Military, Government
Origin of war crime:
a crime committed in wartime; violation of rules of war
Kernerman English Learner's Dictionary
an act during a war that is against international rules of war
officers accused of war crimes
A punishable offense, under international law, for violations of the law of war by any person or persons, military or civilian.