0-dark-hundred
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
An otherwise unspecified time of night; some time when it is dark out.
Register: slang
Where it’s used:
Used
American English
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.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “0-dark-hundred” mean?
An otherwise unspecified time of night; some time when it is dark out.
Is “0-dark-hundred” formal or informal?
0-dark-hundred is generally slang.