"poisons" in the noun sense
1. poison, toxicant, poisonous substance
any substance that causes injury or illness or death of a living organism
anything that harms or destroys
"the poison of fascism"
"poisons" in the verb sense
spoil as if by poison
"poison someone's mind"
"poison the atmosphere in the office"
kill with poison
"She poisoned her husband"
3. poison, envenom
add poison to
"Her husband poisoned her drink in order to kill her"
kill by its poison
"This mushrooms can poison"
administer poison to
"She poisoned her husband but he did not die"
Source: WordNet® (An amazing lexical database of English)
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