[adj] marked by deep ill will; deliberately harmful; "a malevolent lie"; "poisonous hate...in his eyes"- Ernest Hemingway; "venomous criticism"; "vicious gossip" [adj] not safe to eat [adj] having the qualities or effects of a poison
inedible, malevolent, malicious, toxic, toxicant, uneatable, venomous, vicious
bad, baleful, baneful, barfy, brackish, catching, cloying, communicable, contagious, corroding, corrosive, corrupting, corruptive, counterproductive, damaging, dangerous, deadly, defamatory, deleterious, destructive, detrimental, diabolical, disadvantageo