The meaning of the Acronym SSS is...

SSS is

• School and Student Services
• Student Special Services
• School Security System
• Smoking, Self-harm, Stealing

More Meanings For SSS:

• System/Subsystem Specification
• Server Side Scrolling
• Simple System Security
• Software Subscription Service
• System Segment Specification
• System/Subsystem Specification
• Serious Statistical Software (Company)
• Simple Scheduler Sol
• Signwriting Symbol Sequence
• Symbol System Satisfiability
• Super Sunday Session
• Stupid Smelly Slob
• Solar Single Scattering
• Solid State Simulation
• Stable Steady State

SSS is also in:

• Astronomy
• Chat
• Electronics
• Hardware
• Networking
• Security
• Software