The meaning of the Acronym S is...

S is

• Sears, Roebuck, & Company former symbol; now SHLD on NASDAQ
• Sprint Nextel Corporation

More Meanings For S:

• Stop
• Seek
• Save
• Source
• Assembly language source code file
• Modula-3 Foreign assembly Source file
• Superuser
• Symbol
• Spelling
• Switch
• Session
• Sharing
• Server
• Secure
• Shredder

S is also in:

• Assembly
• File Extensions
• General
• Hardware
• Networking
• Security