The meaning of the Acronym PSA is...

PSA is

• Public Service Announcement
• Parent School Association

More Meanings For PSA:

• Programmable Switch Array
• Pacific Science Association
• Pressure Swing Absorption
• Peel Summer Academy
• Philippine Student Association
• Pakistan Student Association
• Puntland Students Association
• Personal Savings Account
• Professional Sport Authenticators
• Public Securities Association
• Problem Solution Acceptance
• Professional Services Automation
• Production Share Agreement
• Pre Scheduled Appointment
• Public Storage, Inc.

PSA is also in:

• Accounting
• Electronics
• Firms
• General
• NYSE Symbols
• Ocean Science
• Physics
• Universities