D defs.my
Entry 2 senses Webster, 1913

Four-o'clock

· Four·-o'clock · IPA
01 n. A plant of the genus Mirabilis. There are about half a dozen species, natives of the warmer parts of America. The common four-o'clock is M.…
  1. 1.
    A plant of the genus Mirabilis. There are about half a dozen species, natives of the warmer parts of America. The common four-o'clock is M. Jalapa. Its flowers are white, yellow, and red, and open toward sunset, or earlier in cloudy weather; hence the name. It is also called marvel of Peru, and afternoon lady.(Bot.) Also: marvel of Peru, afternoon lady
  2. 2.
    The friar bird; -- so called from its cry, which resembles these words.(Zool.)