| Term | Full Form | Category |
|---|---|---|
| UUU | Manumu, Papua New Guinea | Others |
| UUU | Ubuntu Uhuru Umoja | Others |
| UUU | Ugueth Urtain Urbina | Others |
| UUU | Uh Urea Uniowerea | Others |
| UUU | Unbelievably Ugly Uniform | Others |
| UUU | Universal Update Utility | Others |
| UUU | University Unions United | Others |
| UUU | University Unitarian Universalist | Others |
| UUU | Unknown Unix User | Others |
| UUU | Unofficial Ultimate Ultros | Others |