| Acronym | Definition |
|---|
| GUA | Guadalupe-Santa Maria (Amtrak station code; California) |
| GUA | Gms User Agent |
| GUA | Guanidinium Chloride (molecular solvent) |
| GUA | Global Unicast Address (computing) |
| GUA | Global University Alliance |
| GUA | Gesellschaft für umfassende Analysen GmbH (Vienna, Austria) |
| GUA | Global Unique Address (computing) |
| GUA | Give Up Already |
| GUA | Governmental Utility Authority |
| GUA | Graphic User Association (Kodak) |
| GUA | General Underwriters Agreement (UK) |
| GUA | Georgian Urological Association |
| GUA | Guatemala City, Guatemala - La Aurora International Airport (Airport Code) |