The meaning of the Acronym TDF is...

TDF is

• Terrestrial Defense Force
• Terran Defense Force

More Meanings For TDF:

• Tab Delimited File
• Theme Definition File
• TheDraw Font file
• Typeface Definition File
• Title Definition Format
• Terascan Data Format
• The Dam Frick
• To Die For
• Two Dogs Fabricating
• Terrestrial Defense Force
• Terran Defense Force
• Testis Determining Factor
• Templeton Dragon Fund, Inc.
• Tire Derived Fuel
• Test Data Folder

TDF is also in:

• Adults
• Clothes
• Databases
• Environmental
• File Extensions
• Funnies
• Human Genome
• Military
• NYSE Symbols
• Science Fiction
• Software