The meaning of the Acronym PSN is...

PSN is

• Purge Sequence Number

More Meanings For PSN:

• Presentation file (Sound Script)
• Packet Switch Node
• Packet Switched Network
• Package Sequence Number
• Packet Switched Network
• Public Switched Network
• Personal Subscription Number
• PhotoSyNthesis
• Pre Sidedress Nitrate
• Preservation of Strong Normalization
• Process Serial Number
• Phase Shift Network
• Packet Sequence Number
• Preferred Status Number
• The Psychic Stars Network

PSN is also in:

• Botany
• Chemistry
• File Extensions
• Mathematics
• Networking
• Telecom
• Unfiled