'Slaughterous' definitions:

Definition of 'slaughterous'

(from WordNet)
adjective
Accompanied by bloodshed; "this bitter and sanguinary war" [syn: gory, sanguinary, sanguineous, slaughterous, butcherly]

Definition of 'Slaughterous'

From: GCIDE
  • Slaughterous \Slaugh"ter*ous\, a. Destructive; murderous. --Shak. --M. Arnold. -- {Slaugh"ter*ous*ly}, adv. [1913 Webster]