1) Военный термин: Port Operational Performance Simulator, Pursuit Of Peace And Security, parachute opening proximity sensor, project operations
2) Техника: plant operations and performance system, precision optical pedestal system, pressurizer overpressure protection system
3) Метеорология: Primary Oceanographic Prediction System
4) Юридический термин: Problem Oriented Public Safety
5) Грубое выражение: Petits Objets Portables De S
6) Сокращение: Paperless Order Processing System, Pyrotechnical Optical Plume Simulator (USA)
7) Университет: Patrons Of Performing Students, Power Of Positive Students
8) Деловая лексика: People Offering People Support
Универсальный англо-русский словарь. Академик.ру. 2011.