a. Of or pertaining to murder; characterized by, or causing, murder or bloodshed; having the purpose or quality of murder; bloody; sanguinary; as, the murderous king; murderous rapine; murderous intent; a murderous assault. “Murderous coward.” Shak. -- Mur"der*ous*ly, adv. [1913 Webster]
(adj) characteristic of or capable of or having a tendency toward killing another human being, Syn. murderous, Example:a homicidal rage; murderous thugs