sort by Rank | Alpha
| Possible Meanings | Rank |
| Maryland School of Public Affairs | **** |
| Microsoft Services Partner Advantage | **** |
| Minnesota State Planning Agency | *** |
| Massachusetts State Police Academy | *** |
| Master of Science in Public Administration | *** |
| Missing Service Personnel Act | *** |
| MS in Public Administration | *** |
| Maryland Scholastic Press Association | *** |
| Mathematical Sciences and Physical | *** |
| Must Submit the Preliminary | *** |
| Mauritius Sugar Producers Association | *** |
| Minnesota Seaplane Pilots Association | *** |
| Mid South Paintball Association | *** |
| Middle School Professional Academy | ** |
| maxilla/mandible shape pattern analysis | ** |
| Mystery Shoppers Provider Association | ** |
| Medicare Secondary Payer Act | ** |
| Mountain Springs Preparatory Academy | ** |
| Maryland School Psychologists Association | ** |
| Memory Sharing Processor Array | ** |
| Mystery Shopper Providers Association | ** |
| Medical Services Payment Act | ** |
| Mississippi State Port Authority | ** |
| Matched Sale Purchase Agreement | ** |
| Multi Sport Play Area | ** |
| Mystery Shopping Provider Association | ** |
| Montana Subdivision and Platting Act | ** |
| Mathematical Sciences Priority Area | ** |
| Minority Students Professional Association | ** |
| Medical School Practice Association | ** |
| Midwest Screen Printing Association | ** |
| Motor Sports Press Association | ** |
| Montana Society of Public Accountants | ** |
| Michigan Speedway Promoters Association | ** |
| Michigan Seed Potato Association | ** |
| Montana Seaplane Pilots Association | ** |
| Managed Service Provider Alliance | ** |
| Master Stock Purchase Agreement | ** |
| Massachusetts School Psychology Association | ** |
| Multi Sectoral Peace Advocates | ** |
| Mid South Parking Association | ** |
| Maritime Staff Public Affairs | ** |
| Morgan Stanley Portfolio Accounting | ** |
| Motorcycle Safety Program Assessment | ** |
| Massachusetts School Psychologist Association | ** |
| Michigan State Pharmaceutical Association | ** |
| Midtown School of Performing Arts | ** |
| Manitoba Sport Parachute Association | * |
| Mauritius Sugar Planters Association | * |
| Microphone Side Pre Amplifier | * |
| Mid South Pullers Association | * |
| Mat Su Principals Association | * |
| Media Support Partnership Afghanistan | * |
| Mid States Public Awareness | * |
| Mutation Specific PCR Analysis | * |
| Mississippi Scholastic Press Association | * |
| Mystery Shop Providers Association | * |
| Maryland State Powerlifting Association | * |
| Meridian Street Preservation Act | * |
| Multiple Spacecraft per Antenna | * |
| Multiplex Section Protection Adaptation | * |
| Mystery Shopping Providers Associations | * |