noun
- a person who kills a large number of people violently and cruelly
Examples
- The trial of the notorious massacrer lasted for months.
- History remembers him as a ruthless massacrer of innocent civilians.
- The village survivors identified the massacrer from old photographs.
- International courts prosecute war criminals and massacrers.
- The massacrer showed no remorse during his testimony.
- Witnesses described the massacrer as cold and calculating.