Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym OUO is...

OUO is

  • Official Use Only

More Meanings For OUO:

  • Official Use Only
  • Official Use Only
  • Official Use Only
  • Official Use Only
  • Of Unknown Origin

OUO is also in:

Acronym Definition Searched: DQDB WYK U 46394 CDY GIIF 32250 OPE GARR RAAD WAL KIIT WSD BEST NAVAID