The meaning of the Acronym FB is...

FB is

• First Blue
• Flavin Binding
• First Best
• Followed By
• Full Breakfast
• Fuller Body
• Flash Back
• Finley Breese
• Full Bands
• Front To Back
• Field Blank
• Flat Bed
• Flying Bat
• Fixed Background
• Floppy Boy
• Flying Bridge
• Foot Bridge
• Friendship Booklet
• Freddies Bekaerts
• Fruits Basket
• Forward Backward
• Ferrite Bead
• Franz Beckenbauer
• Fuzzle Butt
• Framebuffer But
• Fat Belly
• Francois Beauregard
• Forward And Backward
• Fabl Binary
• Frame Buffer
• Fiber Based
• Forest Biometrics
• Fly Ball
• Freaky Boy
• Fat B
• Fully Buffered
• Faster Better
• Fast Bucks
• Fat Butt
• Flange Bearings
• Fire Baby
• Flat Base
• Front Back
• Feng Bao
• Flat Back
• Fukin Biatch
• Friendship Bracelet
• Forbidden Blini
• Floating Bolster
• Fresh Boogie
• Fifa Benelux
• Forward Break
• Fly By
• Fizzy Bubbles
• Folding Bowie

More Meanings For FB:

• Fixed Block
• Framing Bit
• Friendship Book
• Free to Bound (process)
• Filter Bank
• Fine Blanking
• Faculty Of Business
• Faculty Basic
• Fake Boyfriend
• Fat Boy
• Fat Bastard
• Fuckin Bitchs
• Fucking Brilliant
• Fiber Beaten
• Flan Bruni (French: proof coin)

FB is also in:

• Adults
• Chat
• Clothes
• Coins
• Electronics
• General
• Telecom
• Universities