| Meaning | Category |
| Ultimate Real Word | Business->Firms |
| United Rubber Workers | Business->Firms |
| United Rubber Workers union | Community->Unions |
| United Rubber, Cork, Linoleum, & Plastic Workers of America | Community->Unions |
| University Resources For Women | Academic & Science->Universities |
| Unmoderated Russian Women | Internet |
| Unternehmensberatung Rubow Weber | Business->Firms |
| Urban Revolution Wrestling | Community->Sports |
| Utility Right of Way | Community Community->Law |
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