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.
underdressed is an adjective meaning "inadequately or too informally clothed". It carries one recorded sense.
inadequately or too informally clothed
Definitions, synonyms and semantic relations for underdressed come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.