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1. The killing of animals especially for food.
2. The killing of a large number of people; a massacre: "I could not give my name to aid the slaughter in this war, fought on both sides for grossly material ends" (Sylvia Pankhurst).
tr.v. slaugh·tered, slaugh·ter·ing, slaugh·ters
1. To kill (animals) especially for food; butcher.
a. To kill (people) in large numbers; massacre.
b. To kill in a violent or brutal manner.

[Middle English, of Scandinavian origin; akin to Old Norse slātr, butchery.]

slaugh′ter·er n.
slaugh′ter·ous adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.slaughterous - accompanied by bloodshed; "this bitter and sanguinary war"
bloody - having or covered with or accompanied by blood; "a bloody nose"; "your scarf is all bloody"; "the effects will be violent and probably bloody"; "a bloody fight"


References in classic literature ?
From being the outward tokens of respect and sorrow for the dead, they became converted into signals of very slaughterous and killing designs upon the living.
Elections inspire trepidation in Nigeria because they are traditionally bitter and slaughterous affairs.
I have supped full with horrors; Direness familiar to my slaughterous thoughts Cannot once start me.