What does FUI stand for?

Bagirmi Fulfulde - Language code (ETLW)

Fabula Boats, Bedminster, NJ - Manufacturer code for watercraft hull identification number (USCG)

Fake User Interface

File Update Information - Computer science (VLIE)

Friendly Unit Information Functional Area (SAUO)

Fully Insured - Telegraphy (PCTE)