The meaning of the Acronym BB is...

BB is

• Blood Bank
• Both Bones
• Breakthrough Bleeding
• Blood and Brain
• Break the Backache
• Bionic Brain
• Beta Blocker

More Meanings For BB:

• Papyrus DataBase Backup
• Bit Bucket
• Blind Broadcast
• Browser Based
• Big Baby
• Beyond Bored
• Bye-Bye
• Big and Beautiful
• Baby
• Big Bang
• Back Bombardment
• Billy Bastards
• Boring Bitch
• Bare Butt
• Butt Biter

BB is also in:

• Adults
• Chat
• Chemistry
• File Extensions
• General
• Networking
• Physics
• Software