The meaning of the Acronym SFF is...

SFF is

• Sci Fi Fantasy

More Meanings For SFF:

• Send From File
• Small Form Factor
• Scene File Format
• Structured Fax Format
• Soldiers For Freedom Forum
• So Fucking Funny
• Small Form Factor
• Scientific Fudge Factor
• Science Fiction Final
• Sci Fi Fantasy
• Science Fiction Fantasy
• Sarajevo Film Festival
• Safe Failure Fraction
• Sage Financial Forecasting
• Senior Friend Finder

SFF is also in:

• Assembly
• Chat
• Drivers
• Electronics
• File Extensions
• Firms
• General
• Physics
• Science Fiction
• Unfiled
• Universities