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ratsbane

American  
[rats-beyn] / ˈrætsˌbeɪn /

noun

  1. rat poison.

  2. the trioxide of arsenic.


ratsbane British  
/ ˈrætsˌbeɪn /

noun

  1. rat poison, esp arsenic oxide

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of ratsbane

First recorded in 1515–25; rat + 's 1 + bane

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Resager is ratsbane or arsenic. ffyftlye You expounde not Resager, beinge a terme of Alchymye; as you leave manye of them vntouched.

From Animaduersions uppon the annotacions and corrections of some imperfections of impressiones of Chaucer's workes 1865 edition by Kingsley, G. H. (George Henry)

It wanted three half-hours to midnight, as Alexander sat amid traps and ratsbane in his chamber in the Vatican, under the protection of two enormous cats and a British terrier.

From The Twilight of the Gods, and Other Tales by Garnett, Richard

It is the double-distilled extract of nux vomica, ratsbane, and adder's tongue.

From New Tabernacle Sermons by Talmage, T. De Witt (Thomas De Witt)

They are hyphenated unless very common, in which case they are closed up; crane’s-bill, ratsbane.

From Compound Words Typographic Technical Series for Apprentices #36 by Hamilton, Frederick W. (Frederick William)

For my own part, I would as lief they would put ratsbane in my mouth as the ‘excellency’ with which I am daily crammed.

From Patrick Henry by Tyler, Moses Coit

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