Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
ready-cooked is an adjective meaning "cooked in such a way as to be ready for sale". It carries one recorded sense.
cooked in such a way as to be ready for sale
Definitions, synonyms and semantic relations for ready-cooked come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.