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poison US English

A substance that is capable of causing the illness or death of a living organism when introduced or absorbed

poison US Thesaurus

a deadly poison

dog poison US English

Fool's parsley, Aethusa cynapium (family Apiaceae (Umbelliferae)), a poisonous weed of Eurasia and North Africa.

poison bay US English

= Florida anise.

poison book US English

= poison register.

poison bulb US English

A South African bulbous plant, Boophane disticha (family Amaryllidaceae), the source of an arrow poison.

poison-bush US English

Australian. Any of several shrubby plants poisonous to livestock; especially one of the genus Gastrolobium (family Fabaceae (Leguminosae)).

poison-cart US English

A vehicle designed to lay poison for the destruction of vermin, especially the rabbit.

poison cup US English

A cup containing poison.

poison dart US English

A poison-tipped dart.

poison flag US English

The blue flag of eastern North America, Iris versicolor.

poison frog US English

= poison arrow frog.

poison gas US English

Poisonous gas or vapor, used especially to disable or kill an enemy in warfare

poison ivy US English

A North American climbing plant of the cashew family that secretes an irritant oil from its leaves, which can cause dermatitis

poison mask US English

A gas mask.

poison-nut US English

The tree nux vomica of southern Asia, Strychnos nux-vomica.

poison oak US English

A North American climbing shrub of the cashew family, closely related to poison ivy and having similar properties

poison pea US English

Any of various pea plants of the Australasian genus Swainsona (family Fabaceae (Leguminosae)), which are poisonous to livestock.

poison pen US English

Designating, of, or relating to a letter or letters written anonymously and with malicious, libellous, or abusive intent.

poison pill US English

A tactic used by a company threatened with an unwelcome takeover bid to make itself unattractive to the bidder

poison ring US English

A ring with a hollow in the stone for holding poison.

poison root US English

Any of various roots poisonous to humans or animals, specifically the red horse chestnut, Aesculus pavia, the root and twigs of which were formerly used to stupefy fish.

poison tree US English

Any of various trees with irritant or toxic sap or other poisonous attributes: specifically (a) either of two trees of the family Anacardiaceae, Metopium toxiferum of Florida and the West Indies, and the poison sumac, Toxicodendron vernix, of eastern North America; also called poisonwood; (b) the upas tree of Java, as identified with Antiaris toxicaria (family Moraceae); (c) any of several Australian trees, especially (more fully river poison-tree) the milky mangrove, Excoecaria agallocha.

poison vine US English

= poison ivy.

poison-weed US English

= poison ivy.

rat poison US English

Poison for killing rats; a substance of this kind.

arrow poison US English

A toxin used to poison the tip of an arrow, especially curare.

nerve poison US English

A naturally occurring or synthetic substance that disrupts the functioning of the nervous system; a neurotoxin, nerve agent, or nerve gas.

ordeal poison US English

Any of various toxic substances, usually of plant origin, administered to the accused during ordeals, especially in Africa.

poison arrow US English

A poison-tipped arrow.

poison berry US English

Chiefly Caribbean, any of several plants of the genus Cestrum (family Solanaceae).

poison elder US English

= poison sumac.

poison flour US English

Arsenic trioxide, As2O3, as obtained in a finely powdered form by sublimation.

poison green US English

Of a bright lurid shade of green.

poison oracle US English

(Among the Zande) a form of divination in which answers are inferred from the effects of poison on a person or animal.

poison plant US English

Any of various plants poisonous to humans or animals, specifically (Australian) any of certain plants poisonous to stock, especially species of Gastrolobium (family Fabaceae (Leguminosae)).

poison-thread US English

A stinging thread-cell in a coelenterate; a nematocyst.

poison-tipped US English

Having a tip smeared with or dipped in poison.

poison creeper US English

= poison ivy.

poison dogwood US English

= poison sumac.

poison hemlock US English

The common hemlock, Conium maculatum.

poison register US English

A register kept by a pharmacist of the names of people to whom poison has been made available.

arrow-poison frog US English

= poison arrow frog.

what's your poison? US English

Used to ask someone what they would like to drink

poison arrow frog US English

A small slender, brightly colored frog of Central and South American rain forests. Its skin secretes a virulent poison, used by American Indians to coat their arrowheads

poison dart frog US English

= poison arrow frog.

poison pen letter US English

A letter, typically anonymous, that is libelous, abusive, or malicious

poison pill amendment US English

An amendment to a legislative bill that considerably weakens the bill’s intended effect, or ruins the bill’s chances of passing

one man's meat is another man's poison US English

Things liked or enjoyed by one person may be distasteful to another

sumac US English

A shrub or small tree of the cashew family, with compound leaves, fruits in conical clusters, and bright autumn colors

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