1. (n.) Any agent which, when introduced into the animal organism, is capable of producing a morbid, noxious, or deadly effect upon it; as, morphine is a deadly poison; the poison of pestilential diseases.

2. (n.) That which taints or destroys moral purity or health; as, the poison of evil example; the poison of sin.

3. (n.) To put poison upon or into; to infect with poison; as, to poison an arrow; to poison food or drink.

4. (n.) To injure or kill by poison; to administer poison to.

5. (n.) To taint; to corrupt; to vitiate; as, vice poisons happiness; slander poisoned his mind.

6. (v. i.) To act as, or convey, a poison.

Cain DDD DDT Paris green abomination abuse acaricide activate adulterate adulteration afflict aggrieve alloy annihilate anthelmintic antibiotic antimony antiseptic apache arsenic arsenic trioxide assassin assassinator atrocity bad bane befoul befoulment bereave of life beryllium bewitch bichloride of mercury blight bloodletter bloodshedder bravo bug bomb burker butcher button man cadmium cancer canker cannibal carbamate insecticide carbolic acid carbon monoxide carbon tetrachloride carry away carry off charge cheapen chemosterilant chlorinated hydrocarbon insecticide chlorine chloroform coarsen communicability condemn confound contact poison contagion contagiousness contaminate contamination corrupt corruption crucify crying evil curse cut down cut off cutthroat cyanide damage deadliness debase debauch defile defilement deflower defoliant degenerate degrade demoralize denature deprave deprive of life desecrate desperado despoil despoliation destroy destruction destructiveness detriment devalue disadvantage disinfectant dispatch dispose of disserve distort distress do a mischief do away with do evil do for do ill do to death do wrong do wrong by doom embalming fluid empoison end envenom eradicant eradicator evil execute executioner exterminate exterminator finish finish off formaldehyde fumigant fungicide garroter germicide get into trouble gorilla grievance gun gunman gunsel harass harm hatchet man havoc head-hunter herbicide hex hit man homicidal maniac homicide hurt hydrocyanic acid hyoscyamine ill immolate impair infect infection infectiousness infectivity injure injury insect powder insecticide irradiate jinx kill killer launch into eternity lead liquidate lynch make away with malignancy maltreat man-eater man-killer manslayer martyr martyrize massacrer matador menace mephitic mephitis mercuric chloride mercury miasma microbicide mischief mistreat misuse miticide molest murder murderer mustard gas nicotine noxiousness organic chlorine organic phosphate insecticide outrage panther piss persecute pervert pesticide pestilence phenol plague play havoc with play hob with poison gas poisoner poisonousness pollute pollution prejudice prostitute prussic acid purge put away put down put to death put to sleep radiumize rat poison ravage ravish remove from life roach paste roach powder rodenticide rotgut sacrifice savage scathe selenium shellac slaughterer slay slayer sophistication stain starve stomach poison strangler strychnine subvert systemic systemic insecticide taint take life take off the worst threaten thug torment