The meaning of the Acronym SMS is...

SMS is

• Smart Messaging Service

More Meanings For SMS:

• Sun, Moon, And Stars
• SECS (SEMI Equipment Communications Standard) Message Service
• Space Meteorological Satellite
• Synchronous Meteorological Satellite
• Senior Management Service
• Shared Medical Systems Corporation
• Stock Market Simulation
• School Management System
• St. Mary's School
• St. Mark's School
• Shred Mylar Surface
• Storage Management Subsystem
• System Managed Storage
• Sega Master System
• Systems Management Server

SMS is also in:

• Assembly
• Astronomy
• Educational
• Electronics
• General
• Meteorology
• Networking
• NYSE Symbols
• Ocean Science
• Schools
• Stock Exchange