The meaning of the Acronym FBI is...

FBI is

• Feeling Brutally Inclined
• Fidelity, Bravery, Integrity
• Find Boys Immediatley
• Federal Bureau of Investigation

More Meanings For FBI:

• Frontend-Backend Integration
• Fragged By Intelligence
• Fingerprint Biometric Identity
• Friendly Bot Interaction
• Fully Blew It
• Fine, Beautiful, and Intelligent
• Fabulous, Beautiful, and Intelligent
• Find Boys Immediately
• Full Blooded Italians
• Fungus, Bacteria, and Invertebrates
• Fine Boundary Interpolation
• Fourier-Bros-Iagolnitzer transformation
• Fucking Ballbusting Imbecile
• Fumbling Bungling Idiots
• Fucking Blew It

FBI is also in:

• Academic Degrees
• Adults
• Botany
• Chat
• General
• Mathematics
• Security
• Software