FL
FL most often stands for the U.S. state of Florida, but it also appears in technical fields to mean fluid loss, front line positions, or focal length in optics.
Medical
Miscellaneous
Force Load
Fine Lookin
Foot Lamberts
First Leftmost
Fei Long
Fat Larry
Fredrik Lundstedt
Front Loader
Full Length
Farm Labor
Furchtbar Lokker
Fricken Light
Fruit Loops
Front Living
File List
Flemish Lion
Fan Listing
Figure Lamp
Forbidden Land
Final Legacy
Fast Lane
Faroe League
Fairy Land
Fragrance Level
Feet Long
Focal Length
Fluid Loss
First Lady
French Lick
Fast and Light
Florida also
Fetal Length
Floating Lagoon
Community
Governmental
Force Level
AFATDS Lightweight Computer Unit
Flight Level
Full Load
Flying Leads
Fort Lee
Front Line
Family Law
Forest Land
FaiL
Feed Line
Flow Line
Forward Link
Fort Lewis
Academic & Science
Fuzzy Logic
Front Left
Frequency Lock
Free Lime
Faith Library
Foreign Language
Front Living room
Floor Level
FLourit (flourished, living)
flerovium
Regional
Computing
Sound (Floating format) (hardware dependant not transportabl
Fortran Library
Flourescent Lamp
Fiber Link
Function Level