CNK
| Acronym | Definition |
|---|---|
| CNK | Crash Nitro Kart (Playstation 2 video game) |
| CNK | Coated Natural Kraft (MeadWestvaco paperboard) |
| CNK | Care Not Killing (London, England, UK) |
| CNK | Count Nosferatu Kommando (industrial black metal band) |
| CNK | Centre National de Karaté (French: National Karate Center; Belgium) |
| CNK | Centre Nautique de Kourou (French; French Guianese nautical center) |
| CNK | Compute Node Kernel |
| CNK | Cryptonet Key |