The meaning of the Acronym PS is...

PS is

• Performance Space
• Planetary And Solar
• Prime Select
• Pressure Switch
• Power Supply
• Payload Support
• Payload Station
• Payload Specialist
• Parachute Subsystem

More Meanings For PS:

• Program Stream
• Program Start
• Adobe Postscript document (text/graphics)
• Process Status
• Power Save
• Problem Sheet
• Power Solution
• Physically Sequential
• Pre Set
• Pre-Set
• Progressive Scan
• Path Separator
• Parallel Sessions
• Processor Sharing
• Print Server

PS is also in:

• Assembly
• File Extensions
• General
• Hardware
• Networking