The meaning of the Acronym PSM is...

PSM is

• Parcel Sorting Machine

More Meanings For PSM:

• Phase Shift Mask
• Pragmatic Service Management
• Purchasing And Supply Management
• Process Safety Management
• Professional Staff Member
• Production Stage Manager
• Play Station Magazine
• PetSmart Charities
• Protracker Studio Module Music format
• Symbol table of IDE (Turbo Pascal)
• Persistent Stored Module
• Personnel Status Monitor
• Persistent Stored Modules
• Please See Me
• Priority Select Module

PSM is also in:

• Electronics
• File Extensions
• General
• Media
• Military
• NASA
• Networking
• Non-Profit Organizations
• Positions