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English definition of “cuckoo”

cuckoo

noun [C]     /ˈkʊk.uː/ (plural cuckoos)
a grey bird with a two-note call that sounds similar to its name. Cuckoos lay their eggs in other birds' nests.Other wild birdsBirds which live by or on inland waterBirds of prey
(Definition of cuckoo noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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