noun General Slang

Zero-dark

ZEER-oh DARK · noun · slang

The dark early-morning hours.

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Definitions

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The pre-dawn hours, as in 'zero-dark' o'clock; popularized more widely by the film title 'Zero Dark Thirty.'

“Movement begins at zero-dark, so get your rest.”
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Zero-dark In A Sentence

Movement begins at zero-dark, so get your rest.

Origin & Usage

U.S. military time slang; 'zero' hundred hours in darkness.

People Also Ask

What does zero-dark mean?

It refers to the very early, pre-dawn hours while it is still dark out, often used to describe an inconveniently early start time.

What is zero dark thirty?

It is a play on military time meaning some unspecified, very early hour in the dark before dawn; it was also popularized by the film 'Zero Dark Thirty.'

Where does zero-dark come from?

It comes from military time slang, where 'zero' hundred hours combined with darkness signals the black pre-dawn hours.

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