ZSM
| Acronym | Definition |
|---|---|
| ZSM | Zo Spoedig Mogelijk |
| ZSM | Zo Snel Mogelijk (Dutch: as soon as possible) |
| ZSM | Zero Set Memory |
| ZSM | Zenworks Server Management |
| ZSM | Zavod za Standardizacija I Metrologija |
| ZSM | Zuider Stoomtramweg Maatschappij (Dutch: Southern Steam Tramway Preservation Society; public transport company) |
| ZSM | Zoological Society of Milwaukee County (Wisconsin) |
| ZSM | Zoologische Staatssammlung Munchen (German: Bavarian State Collection of Zoology; Munich, Germany) |