| Abbreviation | Definition |
|---|---|
| PSP | Please Stop Playing |
| PSP | Production Studio Productions |
| PSQ | Palmetto State Quartet |
| PSSC | Pennsylvania State Singing Convention |
| PSSO | Puget Sound Symphony Orchestra |
| PSYO | Pacific Symphony Youth Orchestra |
| PT | Performance Tuned |
| PT | Plot Twist |
| PTBV | Periodic Tangential Band of Vessels |
| PTCM | Power to climb music |
| PTMD | Puff The Magic Dragon |
| PTPD | Prairie Thistle Pipes and Drums |
| PTPG | Prime Time Peer Group |
| PTPM | Piccolo Trumpet Practice Mute |
| PTPM | Pre-school Tea Party Massacre |
| PTTB | Paint The Town Blue |
| PTTB | Peter and the Test Tube Babies |
| PTTN | Proof Through the Night |
| PTV | Pierce The Veil |
| PTX | Pentatonix |