ZK
| Acronym | Definition |
|---|---|
| ZK | New Zealand (aircraft registration prefix) |
| ZK | Czech Republic (country code) |
| ZK | Zentralkomitee (German: Communist Party Administration) |
| ZK | Zur Kenntnisnahme (German: For Information) |
| ZK | Zero-Knowledge (cryptography) |
| ZK | Zambian Kwacha (national currency) |
| ZK | Barrage Balloon (Navy Symbol) |
| ZK | Kite Balloon Squadron (US Navy) |
| ZK | Zillion Kajillion Rhymes (Eccentric Software) |
| ZK | Zaklyuchennyi (prisoner in former Soviet Union) |