sniffer dog definition, meaning - what is sniffer dog in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “sniffer dog”

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sniffer dog

noun [C] uk   us   mainly UK informal
a dog that is trained and used by the police or army to find hidden drugs or bombs by smelling them
(Definition of sniffer dog from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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