| Acronym | Definition |
|---|
| RSK | Renesas Starter Kit (software; Santa Clara, CA) |
| RSK | Ribosomal S6 Kinase |
| RSK | Right Soft Key (handheld electronic devices) |
| RSK | Russian Aircraft Corporation (Russian acronym) |
| RSK | Republika Srpska Krajina |
| RSK | Rape Squad Killas |
| RSK | Reaktor-Sicherheitskommission (German: reactor safety commission) |
| RSK | Robinson-Schensted-Knuth (combinatorial algorithm) |
| RSK | Reference System K (physics) |
| RSK | Raymond S. Kellis (High School, Glendale, Arizona) |
| RSK | Ritter Survival Knife |
| RSK | Realty School of Kansas (Wichita, KS) |
| RSK | Robertson, Smith and Kempson (real estate; UK) |
| RSK | Rural Serial Killers (band) |
| RSK | Republjik Srpsko Kosovo |
| RSK | Roof Safety Kit |