Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Some unspecified
hour in the early morning (implies an unpleasant time to beawake )
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From military time, in which hours before 10:00 am are prefixed with a zero, read as "oh", as in 0530, oh five-thirty, for 5:30 am.
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Examples
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