four-o'clock

3 ENTRIES FOUND:

four–o'clock

noun \ˈfr-ə-ˌkläk\

Definition of FOUR-O'CLOCK

:  any of a genus (Mirabilis) of chiefly American annual or perennial herbs (family Nyctaginaceae, the four-o'clock family) having apetalous flowers with a showy involucre simulating a calyx; especially :  a garden plant (M. jalapa) with fragrant yellow, red, or white flowers opening late in the afternoon

First Known Use of FOUR-O'CLOCK

1756

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