| Acronym | Definition |
|---|
| USM➣USB (Universal Serial Bus) Storage Media |
| USM➣Ultrasonic Motor |
| USM➣University of Southern Mississippi |
| USM➣University of Southern Maine (Portland and Gorham, Maine, USA) |
| USM➣Universiti Sains Malaysia |
| USM➣University System of Maryland |
| USM➣Universal Storage Module (standard) |
| USM➣Union Square Music (UK) |
| USM➣User-based Security Model (Simple Network Management Protocol) |
| USM➣Universal Subscription Mechanism |
| USM➣Unstoppable Sex Machine (band) |
| USM➣Ultimate Spider-Man (comic) |
| USM➣User Based Security Model |
| USM➣Unsharp Masking |
| USM➣Usb Memory Stick |
| USM➣United States Military |
| USM➣Koh Samui, Thailand (Airport Code) |
| USM➣Union Syndicale des Magistrats (French: Trade Union of Judges) |
| USM➣Carter the Unstoppable Sex Machine (band) |
| USM➣Unsharp Masking (image/edge sharpening technique) |
| USM➣University of Saint Mary (Leavenworth, Kansas) |
| USM➣Universidad Santa María (Valparaiso, Chile) |
| USM➣Universidad Santa María (Caracas, Venezuela) |
| USM➣University of Southern Mindanao |
| USM➣United States Marshal |
| USM➣Unlisted Securities Market |
| USM➣User State Migration (software; also seen as USMT) |
| USM➣User Security Model |
| USM➣Ultimate Soccer Manager (soccer game) |
| USM➣United States Marines |
| USM➣Universal Service Market |
| USM➣United States Mail |
| USM➣Ultrasonic Meter |
| USM➣Union Sportive Monastirienne (Tunisia) |
| USM➣United Super Market |
| USM➣Under Secretary for Management |
| USM➣Unofficial Student Manual (social site) |
| USM➣United Shoe Machinery Corporation |
| USM➣Underwater-To-Surface Missile |
| USM➣United States Militia (Battlefield 1942 clan) |
| USM➣Unified Security Manager (policy) |
| USM➣User Session Manager |
| USM➣Unit Security Manager |
| USM➣User Schedule Message (NASA) |
| USM➣Underlying Subject Matter (UK tax regulations) |
| USM➣Ultimate Street Machines, Inc (Hanover, MD) |
| USM➣Unit Sergeant Major |
| USM➣User Security Manual |
| USM➣Uniform Staffing Methodology |
| USM➣Un-Scheduled Maintenance |
| USM➣Uniform Sampling Method |
| USM➣Universal Synthesizer Module |
| USM➣Unified Spectrum Management |