The meaning of the Acronym SOS is...

SOS is

• Sounds Of the Spirit
• Sold Out Souls
• Secular Organizations For Sobriety
• Source Of Strength
• Soldiers Of Satan
• Simplicity Of Spirituality
• Share Our Savior
• Serving Our Savior
• Searching Out Scripture
• Son Of Satan
• Salvation Of Souls
• Satanic Occult Spectrum
• Spawn Of Satan
• Servants Of the Savior
• Spirit Of the Sharks
• Serve Our Savior
• Save Our Selves
• Sharing Our Selves
• Save Old Souls
• Sick Of Sin
• Save Our Soul

More Meanings For SOS:

• Set Out Seedlings
• Silicon On Sapphire
• Standing On Stone
• Southern Oxidant Study
• Satellite Observing System
• Students Offering Support
• Students Organized for Service
• Students Organizing Students
• Students Orienting Students
• Student Opportunities and Services
• School Of Swing
• Students Offering Services
• Support One Student
• Student Orientation Service
• Start Out Savings

SOS is also in:

• Accounting
• Botany
• Electronics
• Geology
• Ocean Science
• Universities