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A weasellike, usually albino mammal (Mustela putorius furo) related to the polecat and often trained to hunt rats or rabbits.
(noun)
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A black-footed ferret.
(noun)
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To hunt (rabbits, for example) with ferrets.
(verb-transitive)
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To drive out, as from a hiding place; expel.
(verb-transitive)
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To uncover and bring to light by searching. Often used with out: "Their work merely points the way for others to ferret out the core components of all proteins” ( Natalie Angier).
(verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.