The meaning of the Acronym RFU is...

RFU is

• Radio Frequency Unit
• Reserved for Future Use

More Meanings For RFU:

• Residence Flag Unilateral
• Really Fast Urf
• Radio Frequency Unit
• Reserved for Future Use
• Radio Frequency Unit
• Reach For Unbleached
• Relative Fluorescence Units
• Radio Frequency Unit
• Ready For Use
• Radio Frequency Unit
• Reserved For Future Usage
• Radio Frequency Unit
• Rugby Football Union

RFU is also in:

• Amateur Radio
• Assembly
• Electronics
• Food
• Military
• NASA
• Networking
• Sports
• Unit Measures
• US Government