Reference meaning
H-hour
Last updated
The hour at which any major event planned for the future is set to begin, as used in United States military.
Source and scope
This definition is reproduced from English Wiktionary, sense en-H-hour-en-noun-tB~R3PFn, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.