Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
part-timer is a noun meaning "someone who works less than the customary or standard time". It carries one recorded sense.
someone who works less than the customary or standard time
Definitions, synonyms and semantic relations for part-timer come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.