The meaning of the Acronym LEF is...

LEF is

• Liberty Equality Fraternity
• Life Extension Foundation
• Lame Excuse For Filler
• Lymphoid Enhancing Factor

More Meanings For LEF:

• Library Exchange Format
• Load Effect Free
• Liberty Equality Fraternity
• Life Extension Foundation
• Lame Excuse For Filler
• Lymphoid Enhancing Factor
• Lebakeng, Lesotho
• Lake Erie Franklin and Clarion Railroad Company

LEF is also in:

• Airport Codes
• Electronics
• File Extensions
• Railroads
• Unfiled