| PEGASUS | People, Goods, and Services Urban System 
| Others |
| PEGASUS | Pioneers in Education Generations Achieving Scholarship and Unprecedented Success
| Others |
| PEGASUS | Potential Energy Group Alternate Sources United States
| Others |
| PEGASUS | Precision Engineered Geometrically Advanced Suspension
| Others |
| PEGASUS | Predicting Ecosystem Goods and Services Using Scenarios
| Others |