A clock in which the hours are announced by an imitation of the call of the cuckoo produced by mechanism.

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1789.  Cowper, Lett., 5 June. You must buy for me … a cuckoo clock.

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a. 1809.  J. Shaw, Poems (1810), 225.

        Through the curtains, while the moon
  Faintly pours her feeble ray,
And the cuckoo clock chimes its midnight tune,
  And the distant watch-dog’s bay.

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1862.  Kingsley, Water-Bab., ii. A cuckoo clock in the corner, which began shouting as soon as Tom appeared.

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