Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
cush-cush is a noun meaning "tropical American yam with small yellow edible tubers". It carries one recorded sense.
tropical American yam with small yellow edible tubers
Definitions, synonyms and semantic relations for cush-cush come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.