Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
worm-eaten is an adjective meaning "infested with or damaged (as if eaten) by worms". It carries one recorded sense.
infested with or damaged (as if eaten) by worms
Definitions, synonyms and semantic relations for worm-eaten come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.