UO


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AcronymDefinition
UOUniversity of Oregon
UOUltima Online (game)
UOUrban Outfitters
UOUh Oh
UOUniversal Orlando (Orlando, Florida)
UOUniversity of Oxford
UOUniversity of Oklahoma
UOUnderoath (band)
UOUniversity of Ottawa
UOUrban Operations (game)
UOUrge Overkill (band)
UOUniversity of Otago (New Zealand)
UOUniversity Outreach
UOUrinary Output
UOUnusual Occurrence
UOUnexploded Ordnance
UOUndercover Officer
UOUniversité d'Orléans (French: University of Orleans)
UOUru Obsession (website)
UOUnit Operator
UOUncle Owen (Star Wars character)
UOUnion Railroad of Oregon
UOOfficial Envelope (Scott Catalogue prefix; philately)
UOUnder-Officer
UOUndelivered Orders
UOureteric orifice