as in poisoned
containing or contaminated with a substance capable of injuring or killing a living thing
some evil person was leaving out poisonous meat for neighborhood dogs to eat
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Recent Examples of poisonous
The Pretty Reckless singer was hospitalized after a poisonous spider bit her while on tour with AC/DC.
—
Alejandra Gularte, Vulture, 16 Apr. 2026
Both fruit and tuber are poisonous.
—Joshua Siskin, Oc Register, 16 Apr. 2026
When Floyd is found dead at a community pool surrounded by a poisonous cocktail and a vintage Playgirl magazine, two detectives (Richard Jenkins and Joy Sunday) begin unraveling the bizarre chain of events that led to his death.
—Clayton Davis, Variety, 15 Apr. 2026
These shrubs often used near foundations produce poisonous red berries.
—Midwest Living, 14 Apr. 2026
See All Example Sentences for poisonous
Alejandra Gularte, Vulture, 16 Apr. 2026
Both fruit and tuber are poisonous.
—Joshua Siskin, Oc Register, 16 Apr. 2026
When Floyd is found dead at a community pool surrounded by a poisonous cocktail and a vintage Playgirl magazine, two detectives (Richard Jenkins and Joy Sunday) begin unraveling the bizarre chain of events that led to his death.
—Clayton Davis, Variety, 15 Apr. 2026
These shrubs often used near foundations produce poisonous red berries.
—Midwest Living, 14 Apr. 2026
See All Example Sentences for poisonous
Recent Examples of Synonyms for poisonous
Adjective
-
Power to the people is poison to the powerful.—
Sun Sentinel Editorial Board,
Sun Sentinel,
10 Feb. 2026
-
Dropped in recent years because carbs are poison.—
Fort Worth Star-Telegram,
Fort Worth Star-Telegram,
22 Jan. 2026
Adjective
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They are filled with hateful bigotry and toxic and dangerous lies.—
Robert B. Reich,
Hartford Courant,
25 Apr. 2026
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The first fight between on-the-rocks elder millennials Josh (Oscar Isaac) and Lindsay (Carey Mulligan), witnessed by the young betrotheds Austin (Charles Melton) and Ashley (Cailee Spaeny), creates the toxic connection between the couples and sets off everything else that happens on the show.—
Sarah Shachat,
IndieWire,
24 Apr. 2026
Adjective
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The copperhead snake is the most common and prevalent venomous snake in the state, according to the North Carolina Wildlife Resources Commission's website.—
Andrea Margolis,
FOXNews.com,
1 May 2026
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Cobras are known for being highly venomous, and their bite can lead to rapid respiratory failure and paralysis.—
Saman Shafiq,
USA Today,
29 Apr. 2026
Cite this Entry
“Poisonous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/poisonous. Accessed 3 May. 2026.
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