Definition of annihilator
: a person or thing that entirely destroys a place, a group, an enemy, etc. : one that annihilates something or someone
- This would subsequently interrupt the relationship between man and nature, and change the original role of man upon the Earth from the guardian of nature to the biggest annihilator of nature.
- —The Cleveland (Tennessee) Daily Banner
- … refuses to believe that her father could be what criminologists call a "family annihilator"—someone who kills their partners and children before turning their weapon on themselves.
- —Michael E. Miller
