The meaning of the Acronym SOF is...

SOF is

• Signature On File

More Meanings For SOF:

• Start Of Frame
• Soluble Organic Fraction
• Self Organization Factor
• Separated Oscillatory Field
• Son Of Force
• Soldier Of Fortune
• Supervisor Of Flight
• Special Operations Forces
• Soldiers Of Fortune
• Show Of Force
• Safety of Flight
• Special Operations Force
• Signature On File
• Site Occupation Factor
• Sparks Of Fire

SOF is also in:

• Chemistry
• Housing
• Media
• Military
• NASA
• Networking
• Physics
• Police
• Positions
• Science Fiction
• US Government