| Acronym | Definition |
|---|
| UNS | Universidad Nacional del Sur (Argentina) |
| UNS | Universitas Sebelas Maret (Indonesian university) |
| UNS | Unsigned |
| UNS | Unions (US Postal service standard street suffix) |
| UNS | Ultimate Ninja Storm (gaming) |
| UNS | University of Natural Sciences (various locations) |
| UNS | University of Nice Sophia Antipolis (Nice, France) |
| UNS | Unicenter Notification Service |
| UNS | Uninstaller |
| UNS | Universal Navigation Switch |
| UNS | User Name Server |
| UNS | Unified Name Service |
| UNS | Unsupported |
| UNS | Unified Numbering System (alloy designation system) |
| UNS | Unified Special (threaded fasteners) |
| UNS | Unsymmetrical |
| UNS | Unnilseptium (bohrium, element 107) |
| UNS | Ubiquitous Network Society |
| UNS | Unified Network Services (Cisco) |
| UNS | Universal Need Statement (USMC) |
| UNS | Unskilled and Semi-Skilled |
| UNS | Ured za Nacionalnu Sigurnost (Bureau for National Security, Croatia) |
| UNS | University of Novi Sad, Serbia and Montenegro |
| UNS | Universal Navigation System |
| UNS | United Nations Spacy (Macross, Anime) |
| UNS | Unilateral Nerve-Sparing |
| UNS | Unsecured Navier-Stokes |
| UNS | Urgency of Need Statement (US Army) |