| Acronym | Definition |
|---|
| GSM | Global System for Mobile Communications (cellular phone technology) |
| GSM | Graduate School of Management |
| GSM | Grams per Square Meter (paper weight) |
| GSM | General Sales Manager |
| GSM | Groupe Spéciale Mobile (cellular system) |
| GSM | Game, Set, Match (movie) |
| GSM | General Skilled Migration (Australia immigration) |
| GSM | Grenache, Shiraz, Mourvedre (wine) |
| GSM | Global Systems Mobile (telecommunication) |
| GSM | Global Shared Memory |
| GSM | General System for Mobile Communications |
| GSM | Generalized Scattering Matrix |
| GSM | Ghajnsielem (postal locality, Malta) |
| GSM | Ground Station Module |
| GSM | Geological Society of Malaysia |
| GSM | Galing Sa Magnanakaw (stolen cell phones) |
| GSM | Geocentric Solar Magnetospheric Coordinate System (also seen as GSMCS) |
| GSM | Great Scots Magazine (bi-monthly magazine for Scottish terrier lovers) |
| GSM | Generalized Sequential Machine |
| GSM | Gay Skinhead Movement |
| GSM | Gas Turbine System Technician (Mechanical) (USN Rating) |
| GSM | General Support Maintenance |
| GSM | Graphic Size Modification (ITU-T) |
| GSM | Gimme Some Money (Spinal Tap song) |
| GSM | Ginebra San Miguel, Inc |
| GSM | Group Switch Module |
| GSM | General Services Management |
| GSM | Global System Manager |
| GSM | Global Service Manager (Sprint) |
| GSM | Global Social Movement |
| GSM | Ground Safety Manager |
| GSM | Generalized Space-Mapping (device modeling approach) |
| GSM | Georgia Square Mall (Athens, GA) |
| GSM | Gigabit Ethernet Switching Module (Xylan) |
| GSM | General Forward Set-Up Information Message (ITU-T) |
| GSM | Guntzelman-Sullivan-Marshall Productions |
| GSM | Global State Manager |
| GSM | General Surface Mount(ing) |
| GSM | General Stores Material |
| GSM | German Seamen’s Mission |
| GSM | Ground Support Module |
| GSM | Global Support Message |
| GSM | Geniospasm |
| GSM | Graphic Screen Manager (Megasys) |
| GSM | Gram per Squared Metre |
| GSM | Great Scott Marty (Back to the Future movie) |
| GSM | Ground Support Maintenance |
| GSM | Generic Services Model (ANSI) |
| GSM | General Sales Meeting |
| GSM | Ground Safety Monitor |
| GSM | General System Manual |
| GSM | Global, Strategic, Major (market segments) |
| GSM | Generic Simulation Manager |
| GSM | Good, Sound and Merchantable |
| GSM | Ground Signal Mixer |
| GSM | Generic Satellite Model |
| GSM | Green Smoking Monster |
| GSM | Global Service for Mobiles |
| GSM | Global Society Makers (India) |