UO may stand for:
==Arts and entertainment== Call of Duty: United Offensive, an expansion pack for the popular first-person shooter computer game, Call of Duty Ultima Online, a graphical massively multiplayer online role-playing game Underoath, an American Christian metalcore band from Tampa, Florida Urge Overkill, an alternative rock band, formed in Chicago, United States
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).