Definition of four-o'clock in English:

four-o'clock

Syllabification: four-o'clock

Entry from US English dictionary

noun

  • A tropical American herbaceous plant with fragrant trumpet-shaped flowers that open late in the afternoon. Also called marvel of Peru.
    • Mirabilis jalapa, family Nyctaginaceae

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Word of the day kerf
Pronunciation: kəːf
noun
a slit made by cutting with a saw