Massacre/ˈmæsəkər/ Definition 1 of 3Pro Tip 1/3Violent Act Massacre involves violence, often implying it was one-sided and unexpected. The villagers were sleeping when the massacre occurred. Pro Tip 2/3Historical Usage Historically, 'massacre' references large-scale killings, like in wars or genocide. The history books recount the massacre during the uprising. Pro Tip 3/3Negative Connotation Massacre has a negative connotation, suggesting unjust or cruel killings. The news spoke of a massacre in the conflict zone.