The meaning of the Acronym IB is...

IB is

• Interacting Binary
• Increasing Block
• Induction Balance
• Istryebityel Bombardirovshik
• Islar Balear
• Insurance Beneficiary
• Improved Born
• Infinite Baffle
• Irrational Beliefs
• In Balance
• Immortal Brotherhood
• Innocent Bystander
• Ian Bolton
• International Bacculaurate
• Independant Baptist
• Ice Box
• Image Boot
• Im Bored
• Irritable Bowel
• International Baccalauriate
• International Bacc
• Interactive Brokers
• International Baccalaurette
• Illiteracys Best
• Intercontinental Belt
• Interlocking Brigades
• International Baccalaruette
• The International Bureau
• Irene Baugher
• Input Buffer
• Installed Base
• Iridescent Bugs
• Injection Borehole
• Interntional Baccalaureate
• Im Back
• Incredibly Beautiful
• Irving Bellemead
• Instruction Book
• Im Bogus
• Interesting Bandits
• Interstellar Band
• International Baccalaurate
• Infrared Bar
• Invision Board
• Information Base
• Internation Baccalaureate
• International Bacceulerate
• In Bred
• Imperio Brasil
• International Bacalaurrette

More Meanings For IB:

• Internal Bus
• Itty Bitty
• I'm Bored
• Internet Boyfriend
• International Baccalaureus
• International Baccalaureate
• Isospin Breaking
• International Baccalau
• Ion Balance
• I Bull
• Intelligent Bullshitters
• Insane Bitch
• Internal Black
• Imperial Bronze
• Interacting Binary

IB is also in:

• Academic Degrees
• Adults
• Chat
• Chemistry
• Colors
• General
• Unfiled