The meaning of the Acronym GPSS is...

GPSS is

• General Purpose Simulation System

More Meanings For GPSS:

• General Purpose Simulation System
• General Purpose System Simulator
• Ghost Purpose Systems Simulator
• General Purpose Systems Simulator
• Global Positioning System Steering
• Global Precambrian Sedimentation Syndicate
• Gabungan Pelajar Sabah Semalaysia
• Graduate And Professional Student Senate

GPSS is also in:

• Military
• NASA
• Unfiled