OPSU

AcronymDefinition
OPSUOklahoma Panhandle State University (Goodwell, Oklahoma)
OPSUOil Pressure Sending Unit (car engine part)
OPSUOlympic Programme Support Unit (UK)
OPSUOlympic Peninsula Sports Union (Bremerton, WA)
OPSUOperational Process and Support Unit (UK)
OPSUOnboard Power Supply Unit (nuclear weapons)