Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cloud-cuckoo-land is a noun meaning "an imaginary place where you say people are when they seem optimistically out of touch with reality". It carries one recorded sense.
an imaginary place where you say people are when they seem optimistically out of touch with reality
Definitions, synonyms and semantic relations for cloud-cuckoo-land come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.