Poisonous

a.

1.

Having the qualities or effects of poison; venomous; baneful; corrupting; noxious.

Adj.	1.	poisonous - having the qualities or effects of a poison Synonyms: toxicant
	2.	poisonous - not safe to eat
	3.	poisonous - marked by deep ill will; deliberately harmful; "a malevolent lie"; "poisonous hate...in his eyes"- Ernest Hemingway; "venomous criticism"; "vicious gossip" Synonyms: venomous, vicious

bad, baleful, baneful, barfy, brackish, catching, cloying, communicable, contagious, corroding, corrosive, corrupting, corruptive, counterproductive, damaging, dangerous, deadly, defamatory, deleterious, destructive, detrimental, diabolical, disadvantageous, disserviceable, distressing, envenomed, evil, fatal, fetid, foul, fulsome, harmful, high, hurtful, icky, infectious, infective, injurious, lethal, maggoty, malefic, malevolent, malicious, malign, malignant, mawkish, mephitic, miasmal, miasmatic, miasmic, mischievous, mortal, nasty, nauseant, nauseating, nauseous, noisome, noxious, offensive, ominous, overripe, pernicious, pestiferous, pestilent, pestilential, poison, prejudicial, rancid, rank, rebarbative, rotten, scatheful, septic, sickening, slanderous, spoiled, stinking, toxic, toxicant, toxiferous, venenate, veneniferous, venenous, venomous, vicious, vile, virulent, vomity, weevily, yucky