The meaning of the Acronym FL is...

FL is

• Fucking Liar
• Friggin Loser

More Meanings For FL:

• Sound (Floating format) (hardware dependant not transportable)
• Function Level
• Fortran Library
• Fiber Link
• Freakin Loser
• Floor Level
• Front Living room
• Free Lime
• Fuzzy Logic
• Frequency Lock
• Foreign Language
• Fucking Liar
• Friggin Loser
• Fine Lookin
• Fat Larry

FL is also in:

• Adults
• Architecture
• Chat
• Chemistry
• Electronics
• File Extensions
• Funnies
• General
• Names and Nicknames
• Software
• Telecom
• Universities