American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of several small, often brightly colored terrestrial frogs that inhabit the rain forests of Central and South America and secrete from their skin some of the most poisonous biological toxins known, such as batrachotoxin.
- From the use of the frog's toxic secretions to coat arrowheads. (American Heritage® Dictionary of the English Language, Fourth Edition)
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