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| English thesaurus |
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| abbr. |
u; u/k |
| abbr., agric. |
unkn |
| abbr., amer. |
unbeknownst (Unbeknownst to me, my mother was planning a party. Val_Ships) |
| mil., logist. |
The standard identity definition of an evaluated track, object or entity which has not been identified. 2. In identification, the designation given to an evaluated track, object or entity that has not been identified. Related terms: friend; hostile; identification; neutral. (FRA) |
| USA |
A code meaning "information not available." see also assumed friend, friend, neutral, suspect; An unidentified target. An aircraft or ship that has not been determined to be hostile, friendly, or neutral using identification friend or foe and other techniques, but that must be tracked by air defense or naval engagement systems. see also assumed friend, friend, neutral, suspect; An identity applied to an evaluated track that has not been identified (JP 3-01) see also assumed friend, friend, neutral, suspect |
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|
| mil., abbr. |
Ukn |
