0-dark-hundred

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    An otherwise unspecified time of night; some time when it is dark out. US, slang, uncountable

    "Which is precisely why I'd volunteered as point man on this little jaunt, prowling and growling up the unlit stairwell of a Cairo slum at 0-dark-hundred to catch my quarry napping on his bedroll."

Synonyms

All synonyms
early morningstupid o'clockwee small hours

Example

More examples

"Which is precisely why I'd volunteered as point man on this little jaunt, prowling and growling up the unlit stairwell of a Cairo slum at 0-dark-hundred to catch my quarry napping on his bedroll."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.