Other
- Mean Street Posse, a former villainous professional-wrestling faction that wrestled in the World Wrestling Federation
- Medical Services Plan, government-administered single-payer health insurance scheme in the Canadian province of British Columbia
- Medicare Savings Program
- Motor Starter Protector, current, voltage, and temperature protection for 3-phase motors.
- MySims Party, a 2009 video game for the Wii and Nintendo DS
- The Maserati Stability Programme, Maserati's trade name of its Electronic stability control
- Malay (Special Programme), a Third Language programme offered by the Ministry of Education (Singapore)
- Military Spouse Preference, employment for spouses of members of the Armed Forces
Read more about this topic: MSP