common four-o'clock is a noun meaning "common garden plant of North America having fragrant red or purple or yellow or white flowers that open in late afternoon". It carries one recorded sense.
common garden plant of North America having fragrant red or purple or yellow or white flowers that open in late afternoon
Definitions, synonyms and semantic relations for common four-o'clock come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.