old moon

noun

1. waning moon.

old moon

noun

1. a phase of the moon lying between last quarter and new moon, when it appears as a waning crescent

2. the moon when it appears as a waning crescent

3. the time at which this occurs

Word History and Origins

Origin of old moon¹

First recorded in 1580–90

Example Sentences

It is sometimes also called the Ice Moon or Old Moon.

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Earthshine is also called “the old moon in the new moon’s arms”—a lovely turn of phrase that not nearly enough astronomers use.

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The expedition also collected some especially old moon rocks.

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“Communist leaders? Nonsense. They’re not leaders of anything! They’re just poor farmers listening to that Communist garbage. Especially old Moon. He’s just a drunkard. He’s no more a Communist leader than your ancient granny. Chief Song, you should release those poor wretches and let them go home.”

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A Los Angeles-area start-up founded by a veteran spaceflight robotics engineer unveiled this month its full-scale, working prototype for a next-generation lunar rover that is just as fast as NASA’s old “moon buggy” but is designed to do much more.

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