| Acronym | Definition |
|---|
| PCQ➣per Class Queuing |
| PCQ➣Performance Counter Query |
| PCQ➣Please Charleston Quietly (sign in dance halls in 1920s) |
| PCQ➣Pro Circuit Qualifier (sports) |
| PCQ➣Pre-Course Questionnaire |
| PCQ➣Plan Contrôle Qualité (French: Quality Control Plan) |
| PCQ➣Packet Classification and Queuing |
| PCQ➣Ports Corporation of Queensland Ltd. (Australia) |