Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
four-poster is a noun meaning "a bed with posts at the four corners that can be used to support a canopy or curtains". It carries one recorded sense.
Definitions, synonyms and semantic relations for four-poster come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.