Slaughter

DEF: Kill.

EX: 1. The cruel dictator slaughtered everyone in the village that resisted him. 2. Animals must be stunned before being slaughtered for their meat, to reduce their suffering.

Merriam-Webster Online Dictionary
slaughter (noun)
1.
the act of killing , specifically the butchering of livestock for market
2.
killing of great numbers of human beings (as in battle or a massacre) - carnage
slaughter (verb)
transitive verb
1.
to kill (animals) for food - butcher
2.
a) to kill in a bloody or violent manner - slay
b) to kill in large numbers - massacre
3.
to discredit, defeat, or demolish completely